lose control of one's emotions - When she heard that she had not passed the exam, she lost it completely - When her baby died, she snapped • Syn: break down, snap • Derivationally related forms: breakdown (for: break down) • Hypernyms: act, behave, do • Hyponyms: dissolve, die, fall apart, go to pieces • Verb Frames: - Somebody ----s - Sam and Sue lose it