dob in

Verb

dob in (third-person singular simple present dobs in, present participle dobbing in, simple past and past participle dobbed in)

1. (slang, transitive) To betray (someone) by informing on them.
   • I can't believe you dobbed her in.
   • The deceased “dobbed” him in about drugs to police on two occasions. This resulted in police seizing some of his drugs. She “dobbed” him in because he would not give her amphetamines. He may have told people that she “dobbed” him in.1998, Supreme Court of Victoria, Council of Law Reporting in Victoria, Victorian Reports, Volume 4, page 372
2. (Australia, slang, transitive) To contribute (something).
   • We all dobbed in for a gift when he retired.
   • He′d never take payment in cash for tracking, but when they dobbed in for presentations such as the fridge he accepted them shyly, abashedly,[…].1968, Louise Elizabeth Rorabacher, Aliens in Their Land: The Aborigine in the Australian Short Story, page 80
3. (Australia, slang) To nominate a person, often in their absence, for an unpleasant task.
   • I arrived just after the meeting had started and found myself dobbed in to take the minutes.
   • Writing reviews reminds me of the time I got dobbed in to be the judge at the Poochera sheep dog trials. It′s easy they said, sinking beers in the shade of the lean-to, just watch the dog.1977, University of British Columbia, Canadian Literature, Issues 74-77, page 108