Schmuck is a noun of Yiddish origin meaning a foolish or contemptible person; it carries a strong colloquial edge in English. Used humorously or pejoratively, it often targets a person’s gullibility or ego, and can function as mild insult or affectionate tease depending on tone. The term is prevalent in American English and Jewish communities, and is typically voiced with emphasis on the first syllable.
Full pronunciation guide