AskDefine | Define impetuous

Dictionary Definition

impetuous adj
1 characterized by undue haste and lack of thought or deliberation; "a hotheaded decision"; "liable to such impulsive acts as hugging strangers"; "an impetuous display of spending and gambling"; "madcap escapades"; (`brainish' is archaic) [syn: hotheaded, impulsive, madcap, tearaway(a), brainish]
2 marked by violent force; "impetuous heaving waves"

User Contributed Dictionary



Middle English < Old French impetueux < Late Latin impetuosus - (violent) < Latin impetus - (to attack, to rush)


  1. Describing one who makes arbitrary decisions, esp. in an impulsive and forceful manner.
  2. Characterized by sudden and violent force.


describing one who makes arbitrary decisions
characterized by sudden and violent force


Extensive Definition

Impetuous may refer to:

Synonyms, Antonyms and Related Words

abrupt, accident-prone, active, acute, adrift, afloat, aggressive, alternating, amorphous, animated, antsy, antsy-pantsy, anxious, ardent, breakneck, breathless, brisk, brittle, capricious, careless, chafing, changeable, changeful, corruptible, deciduous, desperate, desultory, deviable, devil-may-care, dizzy, dying, dynamic, eager, eccentric, edgy, electrifying, energetic, enterprising, enthusiastic, ephemeral, erratic, evanescent, excited, fading, fast and loose, fervid, fickle, fierce, fiery, fitful, fleeting, flickering, flighty, flitting, fluctuating, fly-by-night, flying, forceful, forcible, fragile, frail, freakish, fretful, fretting, fugacious, fugitive, full of pep, furious, giddy, go-go, harum-scarum, hasty, headlong, hearty, hopped-up, hotheaded, hurried, impassioned, impatient, impermanent, impulsive, in a lather, in a stew, in a sweat, incisive, inconsistent, inconstant, indecisive, infirm, insubstantial, intense, irregular, irresolute, irresponsible, keen, kinetic, lively, living, lusty, mad, mazy, mercurial, mettlesome, momentary, moody, mortal, mutable, nerve-shattering, nondurable, nonpermanent, offhand, on edge, overeager, overenthusiastic, overhasty, overzealous, panting, passing, passionate, peppy, perishable, precipitant, precipitate, precipitous, quick, rambling, rash, reckless, restive, restless, robust, roving, rushing, scatterbrained, shapeless, shifting, shifty, shocking, short-lived, shuffling, simmering, slap-bang, slapdash, smacking, snappy, spanking, spasmodic, speedy, spineless, spirited, spontaneous, spur-of-the-moment, squirming, squirmy, startling, stormy, strenuous, strong, sudden, surprising, swift, take-charge, take-over, tempestuous, temporal, temporary, tornadic, transient, transitive, transitory, trenchant, unaccountable, unanticipated, uncertain, uncontrolled, undependable, undisciplined, undurable, uneasy, unenduring, unexpected, unfixed, unforeseen, unlooked-for, unpatient, unplanned, unpredictable, unpredicted, unpremeditated, unquiet, unreflective, unreliable, unrestrained, unsettled, unstable, unstable as water, unstaid, unsteadfast, unsteady, unthinking, vacillating, vagrant, variable, vehement, vibrant, vicissitudinary, vicissitudinous, vigorous, violent, vivacious, vivid, volatile, volcanic, wandering, wanton, wavering, wavery, wavy, wayward, whimsical, wild, wishy-washy, zestful, zesty, zippy
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