one who indulges himself in the
art and science of tits. This can range from everyday observation of breasts to the occasion of playing with a big-titty-ass-bitch.
Sometimes followed by numbers in order to
show a level of Titmastery.
Eddie is a
serious Titmaster, he's scoping them out all
the time.
Brian is a Titmaster 4000, while Erik is but a measly Titmaster
300