A person who's obsessed with war. Warheads are often video game nerds or teenagers.
Usually own a collection of all kinds of army surplus/weapons and such.
However, the term can also be used to describe a soldier who's eager to fight.
A Vagina, that upon tasting, is very acidic, sour, and/or smelly, and not to be enjoyed by anyone. It will almost make you want togive up vagina's for good.