plural of big-head

Andropogon gerardii, a tall bunchgrass native to the North American prairies.

plural of big bluestem

plural of big toe

(US, slang, plural only) dollars.

(colloquial) Something important; (with 'the') the most important one, (especially sports) the big game, the big play. / (US, colloquial) One hundred or one thousand dollars. / (US, colloquial) A dollar.

plural of big lug

(Britain, childish) secondary school.

Used other than figuratively or idiomatically: see big, boy. / (idiomatic) A large object or person. / (idiomatic, informal) An adult male, considered to be sufficiently mature and independent.

(computing, slang, humorous, dated) Large, expensive, powerful computers such as mainframes.