A term used when telling someone to leave as quick as possible.
Person 1 : I heard you chattin shit bout Tina bruv,
Person 2 : I ain't go no time for this so before I beat the shit outta you, DASH!
A person who is both a Douche bag and an ass. Someone who leads another person on and then tries to make trouble for them.
Don't be a dash. He's such a dash.
Like ohh my god, Kelsey is such a DASH! Look at her flirting with my boyfriend!
The phase in a relationship when you are not just "friends with benefits", but not dating yet. The space between girl or boy and friend is filled with a "dash" (i.e. girl-friend, boy-friend). It is essentially when you are fucking and confused, and are not ready for commitment.
Dating... not
Also
Shagging
Happily.
Essentially
Dashed
My fuck buddy Tyler and I have feelings for each other, so you could say we're dashed.
We're not dating but we like each other... you know what I would call that... DASHED!
The other definition is false. On the dash does refer to the dashboard of a car, specifically the gauge panel. The number refers to the highest speed on the speedometer.
The Boss - Rick Ross
I've got a Chevy with a 454 in the hood and it's got 125 on the dash.
(Most classic muscle cars displayed a top speed of 125 on the speedometer.)
T.I. - Big Things Poppin'
Think I won’t pull up in something with 200 on the dash.
(High-end supercars, particularly of Italian origin, commonly have the top speed of 200 on the speedometer.)
Ridiculously good-looking or cool, at any rate
"That young man was quite dashing!"
Another slang term for the illegal narcotic heroin.
"Shooting that dash-dash $#it in his bloodstream."