A Male person who carries himself in laid back way and never gets phased.
Often confused with Geezer,
A geezer is a male person who tries to see a selfish benefit in every situation.
Or a geezer is male who likes beer and is very unpredictable.
Check Dave, man that guys is one cool muva, yeah man he's a geezahh.
See the way Pete handled that punter, yeah man, kept his cool, he's a geezahh