Meaning of “dob sb in” in the English Dictionary

british dictionary

"dob sb in" in British English

See all translations

dob sb in

UK informal
phrasal verb with dob uk /dɒb/ us /dɑːb/ verb -bb-

to secretly tell someone in authority that someone else has done something wrong:

Who was it who dobbed me in (to the teacher)?

(Definition of “dob sb in” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)