Meaning of GOTCHA in English

Pronunciation: ' gä-ch ə

Function: noun

Etymology: alteration of got you

Date: 1974

: an unexpected usually disconcerting challenge, revelation, or catch also : an attempt to embarrass, expose, or disgrace someone (as a politician) with a gotcha

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.