schmuck /ˈʃmʌk/noun 2verb 2forms 3 noun2 •(slang, offensive) A jerk; a person who is unlikable, detestable, or contemptible because they are stupid, foolish, clumsy, oafish, inept, malicious, or unpleasant.“You're born a schmuck and you'll die a schmuck. Welcome to hell, idiot.” — 2014 •(slang, disapproving) A deplorable, pitiful person.Bad vibrations? Sandy, I love you, but you're a schmuck. You were always young, Sandy, open. You were schmucky a lot of the time, but maybe schmuckiness is what you need to stay young and open. — 1971 verb2 •(slang, rare) To behave like a schmuck.[…] there's actually a shortage of schmucks in America. As a result, there's big money in schmucking. The average schmuck earns $28,000 a year, plus benefits. — 2004 •(slang, rare) To mash or smoosh.His buddy was supposed to be arriving from Helena that morning but had schmucked a mule deer buck with his vehicle so there was going to be a delay. — 2008 formsschmucked · schmucking · schmucks