plural of friend of Bill W. / (informal) The organization Alcoholics Anonymous.

(idiomatic, euphemistic) A recovering alcoholic, especially one who is a member of the organization Alcoholics Anonymous.

plural of duck-billed dinosaur

(informal) Any ornithopod dinosaur of the family Hadrosauridae.

A large black grouse endemic to Siberia, closely related to western capercaillie; Tetrao parvirostris.

(law, Britain, Canada, Australia) A proposed law introduced by a member of a legislature who is not acting on behalf of the executive government.

Pica hudsonia, a magpie native to North America.

plural of duck's-bill limpet

A limpet of the genus Scutus.

A gull native to New Zealand, its surrounding islands and subantarctic islands; the Chroicocephalus scopulinus.