"buttmaster" is a new zealand slang term for someone that is considered to be very good at everything s/he tries. usually exceptionally good looking with chiseled features. a buttmaster is typically found inside a pub.
ben the polak is such a buttmaster that i've never seen him fail anything he has tried. he has chiseled good looks too.

man, you're a real buttmaster aren't you.
by jimmy the thompson March 20, 2007
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