Brash1. (a.) Hasty in temper; impetuous.
2. (a.) Brittle, as wood or vegetables.
3. (n.) A rash or eruption; a sudden or transient fit of sickness.
4. (n.) Refuse boughs of trees; also, the clippings of hedges.
5. (n.) Broken and angular fragments of rocks underlying alluvial deposits.
6. (n.) Broken fragments of ice.
Thesaurus Entries
abrupt, aggressive, arrogant, audacious, bearish, beastly, biggety, bluff, blunt, bold, brassy, brazen, brazenfaced, brusque, bumptious, cavalier, challenging, cheeky, churlish, chutzpadik, cocksure, cocky, contemptuous, crusty, curt, daring, defiant, defying, derisive, disdainful, disregardful, disrespectful, ebullient, effervescent, facy, flip, flippant, forward, fresh, gally, gratuitous, greatly daring, gruff, harsh, hasty, headlong, high-spirited, hubristic, ill-advised, impertinent, impetuous, impolitic, improvident, imprudent, impudent, impulsive, incautious, inconsiderate, indiscreet, injudicious, insolent, madcap, maladroit, malapert, nervy, overbold, overcareless, overconfident, oversure, overweening, pert, precipitate, presuming, presumptuous, pushful, pushing, rash, reckless, regardless of consequences, rough, rude, sassy, saucy, self-asserting, self-assertive, severe, sharp, short, smart, smart-alecky, smart-ass, snippy, surly, tactless, temerarious, thoughtless, truculent, uncalled-for, unchary, undiplomatic, untactful, unwary, uppish, uppity, vivacious, wise-ass