rashest

Adjective

rash (comparative rasher, superlative rashest)

1. Acting too quickly without considering the consequences and risks; not careful; hasty.
   • rash words spoken in the heat of debate

   Synonyms:

   foolhardy, heady, impulsive, precipitate, daring, devil-may-care, headstrong, heedless, impetuous, imprudent

   Antonyms:

   prudent, unrash, shy, timid, cautious, careful

2. (Northern England, archaic) Of corn or other grains: so dry as to fall out of the ear with handling.
3. (obsolete, rare) Requiring swift action; pressing; urgent.
   • My Lord, I ſcarce haue leiſure to ſalute you, / My matter is ſo raſh: […]c. 1602 (date written), William Shakespeare, “The Tragedie of Troylus and Cressida”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and...
4. (obsolete, rare) Taking effect quickly and strongly; fast-acting.
   • [T]he vnited veſſel of their bloud, / […] / Shall neuer leake, though it doe vvorke as ſtrong, / As Aconitum, or raſh gunpovvder.c. 1596–1599 (date written), William Shakespeare, The Second Part of Henrie the Fourth, […], quarto edition, London: […] V[alentine] S[immes] for Andrew Wise, and William Aspley, published 1600...

See all 21 meanings of rash