1. Someone that makes a irrational decision.
2. Used to demean somebody's self confidence.
"You're a freaking rash! What a fag!"
to tell off, call out, or otherwise put-down/assualt verbally
best watch your mouth, 'for i gotta rash you
An irritation on the skin which induces either a burning or itching sensation. This same sensation and/or irritation can be felt on forums known as the handle: Rash or Rash The Bong Samurai
Rash ruins are chat and message boards with his racial slurs and redundant slanders.
An acronym for Red Anarchist Skinheads. The RASH are one of many different groups of skinheads. Members of this group contain: anarchists, communists, marxists, and other extreme lefts. The RASH reject all forms of racial prejudice and have no toleration for Nazis.
guy 1: Look at Eduardo, he's a skinhead who hates blacks, mexicans, and other minorities.
guy 2: No dude, he's a RASH.
Really annoying, won't go away, ruins male friends and their balls for life, sucks life out of anything living in the immediate area. Also doesn't shut the fuck up.
Guy 1: "That Amer guy seems different"
Guy 2: "Yeah...he's got a really bad rash"
That guy that follows you around, thinks he's friends with you, and doesn't understand when you tell them you want them to leave. Comes from the traditional form of rash, which is irritating and also difficult to remove.
Guy 1: Hey, wanna catch up this weekend?
Guy 2: Sure.
Rash : Cool, when are we meeting?
Guys 1 & 2 : Fucking rash.
To force the situation, do something or say something reckless, or be reckless; to try somebody's life
Jamal rashed when he tryed to call Ugly Betty the baddest female in school.
An extreme or irrational decision or choice with little consideration for the consequences, usually because you're just so RASH
"Dude, buying this snake was pretty rash"
"In a moment of rashness I cut off my nose"
"Mate, I just drank four bottles of bleach!"