"to complain, whine," 1953 (implied in kvetching), from Yiddish kvetshn, literally "squeeze, press," from German quetsche "crusher, presser." As a noun, from 1936 as a term of abuse for a person.
: I am another kvetch when it comes to wind chimes/right in tune with the city medical spirit, which is basically one of kvetch
To whine; complain; be consistently pessimistic: I know you know. I'm just kvetching/Dealing with a controversial idea of public importance, Mobil kvetched
[1960s+; fr Yiddish, literally ''squeeze, press'']