Verb
strangle the parrot (third-person singular simple present strangles the parrot, present participle strangling the parrot, simple past and past participle strangled the parrot)
(idiomatic, aviation, slang) To switch off the transponder (“a radar or radio transceiver that transmits some signal in response to receiving a predetermined signal”) of an aircraft, for example, because it is interfering with the radar system.
Antonym: squawk the parrot