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1. Rounder
A player who knows all the angles and earns his living at the poker table. The absolute opposite of a 'sucker.'
John was the best rounder around.
by valoem Oct 28, 2004 add a video
2. rounder
one who makes a living by playing poker
"Everyday he works from 9-5 just grinding it out."
"That's what it takes to be a rounder."
by katan Jul 28, 2004 add a video
3. rounder
A poker player traveling around looking for (usualy) high stake games.
Meet Mike, local rounder.
4. Rounder
Informal, idiom.

Synonymous and interchangeable with 'character'.

An interesting, eccentric, odd, dangerous or otherwise unusual person depending on context.
I got my ass kicked by a couple of rounders.

or

Did you see that rounder Suzy's with?
5. Rounder
An attractive woman with nice ROUND curves, hence the word rounder. Can be used in short as "der". Can also refer to any attractive woman depending on the persons tastes or interest
Check out that rounder over there!
Did you take that rounder home last night?
This place is stacked with ders!
Did you see that der sitting over there?
6. Rounder
One who makes the rounds of the bars. A dissolute person or drunkard.
His wife settled that rounder down.
7. rounder
Rounder: A girl that is so hot, she's worth rounding the block to get another look at.
Oh man, did you see the tits on that chick? Let's circle the block and check that shit out again, she's a rounder.
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