Someone,(male or female)who prefers to give anal sex, someone who likes to stick it up theBovril Hole. A 'Butt-hole surfer'. A person who likes to insert objects or penis up anothers rectal passage.
He'd shagged so many arses, he was the biggest 'Bovril Basher' in town. He had no interest in the 'furry kipper' ...he was more of a Bovril Basher.