a bald ass bitch that will try to take advantage of you in every way possible. 9 times out of 10 if his name is phat his is a short ass little boy below 5'0. If you encounter this person spit on his sped ass.
phat is most definitely a BITCH
Fat, but REALLY fat...
like seriously.
If someone is PHAT they are probably over 400 pounds.
Y: yo, you're phat.
P: what??
Y: you're really fat
P: wow ok
(Slang) great; wonderful; terrific
My paycheck is phat around the holidays.