break one's back

== English == === Pronunciation === === Verb === break one's back (third-person singular simple present breaks one's back, present participle breaking one's back, simple past broke one's back, past participle broken one's back) (idiomatic) Alternative form of break the back of (overburden), when applied to oneself. Used other than figuratively or idiomatically: see break,‎ back. ==== See also ==== break someone's back