#1
fink n. [
snitch, snitcher, stoolpigeon, stool pigeon, stoolie, sneak, sneaker, canary] someone acting as an informer or decoy for the police
. wn #2
fink v. [
scab, rat, blackleg] take the place of work of someone on strike
. wn #3
fink v. [
confess, squeal] confess to a punishable or reprehensible deed, usually under pressure
. wn