2. A man who places a strong emphasis on the characteristics of a woman's vagina in considering the extent to which he is attracted to that woman.
"I can't believe Mark hooked up with that chick last night, and that she put out on the first date?
- Why are you surprised? - everyone knows he's a gash man"
"Would you say you are you more into nice tits or a nice ass?
- Me? I'm a gash man"