bulldog
adj : stubbornly unyielding; "dogged persistence"; "dour
determination"; "the most vocal and pertinacious of all
the critics"; "a mind not gifted to discover truth but
tenacious to hold it"- T.S.Eliot; "men tenacious of
opinion" [syn: dogged, dour, pertinacious, tenacious,
unyielding]
n : a sturdy thickset short-haired breed with a large head and
strong undershot lower jaw; developed originally in
England for bull baiting [syn: English bulldog]
v 1: attack viciously and ferociously
2: throw a steer by seizing the horns and twisting the neck, as
in a rodeo
[also: bulldogging]