rash1 / rash/ •
adj. displaying or proceeding from a lack of careful consideration of the possible consequences of an action: it would be extremely rash to make such an assumption a rash decision.DERIVATIVES: rash·ly adv.rash·ness n.rash2 •
n. an area of reddening of a person's skin, sometimes with raised spots, appearing esp. as a result of allergy or illness. ∎ a series of things of the same type, esp. when unpleasant or undesirable, occurring or appearing one after the other within a short space of time: a rash of auto accidents.
eruption: red spots or mottling of the skin, accompanying a variety of infectious illnesses, allergic reactions, chemical or heat irritation, or specific skin diseases. Rashes may be localized or body-wide and come in several descriptive categories; their distribution and character usually enable doctors to establish the cause.
a splashing shower of rain; an unwelcome or unsightly outburst.
Examples : rash of dermatologists (modern )—Mensa Society ; of rain, 1470.
(dial.) active, brisk XIV; hasty or impetuous in action or behaviour XVI. OE. *ræsc
= (M)Du. rasch
, OHG. rasc
), ON. rǫskr
doughty, brave:- Gmc. *raskuz
rash (rash) n.
a temporary eruption on the skin, usually typified by reddening, which may be accompanied by itching. A rash may be a local skin reaction or the outward sign of a disorder affecting the body.
superficial eruption of the skin. XVIII. corr. in form to OF. ra(s)che
skin eruption = It. raschia
itch, but the late emergence of the word is against direct connection.