Saying "Break a Leg"
Wishing a performer "good luck" directly before a show is widely considered to jinx the performance, so "break a leg" developed as an indirect, deliberately backwards-sounding substitute. Exactly where the specific phrase came from is genuinely unresolved — several plausible theories compete, and none has the kind of documentary evidence that would let this site declare a winner.
Disputed origin
Earliest known record: The phrase is reliably attested in American theatrical usage from the early 20th century, though several competing explanations for its specific origin circulate without any one being conclusively documented
The general theatrical superstition against saying "good luck" directly is well documented and widely reported by actors and theater historians. The specific phrase "break a leg," however, has multiple plausible candidate origins in circulation, and this site is not aware of primary-source evidence that settles which, if any, is the actual root — treating one theory as definitively correct would overstate what's actually known.
Why performers avoid saying "good luck" at all
The phrase makes more sense once you understand the belief it's designed to work around: in theater tradition, wishing a performer "good luck" directly before they go on stage is widely held to jinx the performance, tempting fate in the same general way many other superstitions on this site treat a boastful or hopeful statement as an invitation to bad luck. "Break a leg" functions as a deliberately backwards-sounding substitute — wishing something that sounds bad, on the logic that the reversal will produce a good outcome instead, similar in spirit (if not in mechanism) to other reverse-psychology folk sayings.
Several real candidate origins, none proven
One frequently repeated theory ties the phrase to the physical act of bowing: a successful performance earns multiple curtain calls, and repeatedly bending the knee to bow was jokingly described as "breaking" the line of the leg, so wishing someone many bows was, in a roundabout way, wishing them a hit show. Another theory points to the stage curtain's side edges, historically sometimes called "legs," with "breaking a leg" referring to a performer stepping past the edge of the curtain onto the stage itself — meaning simply "get on stage and perform." A third, less charitable theory holds it originated as dark gallows humor referencing a specific historical injury, such as the leg fracture actor John Wilkes Booth reportedly suffered leaping to the stage after assassinating Abraham Lincoln in a theater — a colorful story, but one without solid documentary support tying it to the phrase's actual popularization.
A possible German and Yiddish connection
A separate theory looks outside English entirely, to the German phrase "Hals- und Beinbruch" ("neck and leg break"), historically used as an inverted good-luck wish in aviation and other risky undertakings, sometimes suggested to derive in turn from a similar-sounding Hebrew blessing carried through Yiddish. If a German or Yiddish phrase genuinely fed into American theatrical slang, it would fit the broader pattern of immigrant language communities influencing early 20th-century American entertainment industries — but, again, no source available to this site ties the transmission together with real documentary certainty.
Why this is exactly the right page to stay honestly uncertain on
Several folklore and etymology sources present one of these theories as settled fact, usually whichever one the specific writer found most compelling, and readers are left with the impression the mystery is solved. It isn't. Each of the theories above has some circumstantial plausibility and none has the kind of early, direct documentary trail that would let a careful source declare a winner. The honest answer is that "break a leg" likely developed from general theatrical superstition against direct well-wishing, combined with some blend of the bow, curtain-"leg," and possibly foreign-language influences described above — with no single strand confirmed as the actual origin.
The phrase has spread well beyond theater
"Break a leg" is now used casually as a general good-luck phrase before any high-stakes performance or presentation — a job interview, a recital, a big meeting — showing the specific theatrical jinx-logic behind it has been largely forgotten by most people who say it today.
What Different Cultures Say
American theatrical tradition is the clearest home of the phrase in its modern form, tied to the broader belief that wishing a performer good luck directly invites the opposite outcome, so an indirect, superficially negative-sounding phrase is used instead — a substitution strategy that shows up in other American performance superstitions too, like avoiding the name of Shakespeare's "Macbeth" inside a theater and saying "the Scottish Play" instead.
One competing theory ties "break a leg" to a German phrase, "Hals- und Beinbruch" ("neck and leg break"), used similarly as an inverted good-luck wish in German aviation and other high-stakes contexts, itself possibly connected to a Hebrew blessing with a similar-sounding phrase. This German-language parallel is real and documented in its own right, but a clean, provable transmission line from German usage into English theatrical slang isn't established, so it remains one plausible thread among several rather than a settled origin.
Frequently Asked Questions
Is it considered bad luck to say "good luck" to a performer under any circumstances, or just right before they go on?+
The superstition is specifically strongest in the moments right before a performer takes the stage — casual well-wishing earlier in the day, during rehearsal, or well in advance of the show generally isn't treated as carrying the same risk in most tellings of the belief.
Do other languages have their own version of this exact substitution?+
Yes — the German aviation and stage phrase "Hals- und Beinbruch" works on a similar inverted-wish logic, and various other cultures and professions have their own reverse-phrased good-luck sayings for high-stakes moments, suggesting the underlying psychological pattern (avoid direct hopeful language, use a backwards substitute instead) recurs independently rather than spreading from one single source.
Should you say it back if someone tells you to break a leg?+
There's no strong documented rule requiring a specific verbal response — theatrical etiquette mostly focuses on not saying "good luck" and on using "break a leg" instead, rather than prescribing exactly how the recipient should reply.
Does the phrase apply outside the performing arts, like sports?+
Its use has spread into general high-pressure situations well beyond theater — job interviews, exams, big presentations — but its origin and strongest traditional grip remain specifically theatrical, distinct from separate good-luck customs found in sports or other competitive fields.