simple past tense and past participle of bird dog

A police dog trained to sniff out illegal goods such as drugs or explosives.

(dog sledding) A bag designed to carry a sick or injured dog.

A sheepdog.

plural of dog house

(idiomatic, transitive) To follow diligently.

A retriever type of gun dog bred to flush and retrieve game from water.

(UK, mildly vulgar) Expression of surprise or annoyance.

(rare, humorous, idiomatic) An immoderate, excessive quantity of alcohol drunk the morning after whilst suffering withdrawal symptoms or a hangover, which goes beyond alleviating the complaint to causing drunkenness; compare hair of the dog.

(idiomatic) Something that may lead to gain, depending on the outcome; a position for which to campaign or cheer. / Used other than figuratively or idiomatically: see dog, hunt.