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.
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?
One who makes the rounds of the bars. A dissolute person or drunkard.
His wife settled that rounder down.
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?
A kickass movie about poker released in the late 90's.
Starring Matt Damon.
One damn good film.
Listen, here's the thing. If you can't spot the sucker in your first half hour at the table, then you are the sucker.
One who makes a living or searches out opportunities usually with financial rewards by being around the business & social circles of uber-successful people.
You see John, he comes by the office every week or so to say hi but he's just another rounder looking for new deals.
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."