(obsolete) A fictional person used in swearing oaths, especially "By the powers of Moll Kelly", often in caricatures of the speech of uneducated Irish people.

A census-designated place in Butte County, California, United States.

(bingo) A traditional call for the number one.

(zoology) A vireo (Vireo altiloquus) native to the West Indies and Florida.

(Australia) A large, full beard, as worn by the bushranger Ned Kelly (1854-1880).

plural of Ned Kelly beard

(Australia) Brave, daring, full of pluck, willing.

(Australia, simile, informal) Extremely game or courageous.

(biology) A hypothesis according to which the volumes of brain, cerebrospinal fluid and intracerebral blood add up to a constant sum, so that any change in one is reflected in the others.

Plummer-Vinson syndrome