A Brief History of Man

He-Man  - Tough guy.  Also known as a "man's man" but not in the gay gay sense of the term.  See: The Little Rascals' He-Man Woman-Haters Club for example.

She-Man - A transvestite in the 1980's.  The term is now extinct and the group now prefers to be called "transgender" or "red hot fierce tranny mess," depending on the circumstances.

Seaman - A male at sea.  Or a mix of sperm and other fluid ejaculating from the penis at the end of an male's sexual orgasm.  Or both.  Together.  Can I get a what what?

Merman - A sexy, underwater creature with a tail and three pronged poker.  

German - A group people found in the middle of Europe with a tendency to get rather cranky and lash out at their neighbors every 40 years or so.  They live in concrete blocks and produce long words.

Herbie Mann - A jaunty, jazzy flautist, popular in the 1960's.

Manfred Mann - A rock band whose notable lyrics "wreck up like a douche in the motor in the night," perplexed many, the author included.