Dick? That's all I know.

Top hat?

The apple head.

Top hat, teeheehee.

Lol it popped into my head when I saw this forum :D

lolz cherry popper XD

*clears throat* (yes i know many XD)
dick, cock, shlong (or schlong, not sure how to spell it), I've heard someone call it tootsie pop XD, lollypop XD, (insert name)'s little friend or litte (insert guy's name), (insert name)'s manhood or the usual penis

mushroom

peen?

Robert!he's a dick head anyway! xD

glans (which is the actual name of the head of the penis) pink hat or pecker head

Purple helmet warrior, listen to pet names for genitalia

Male lollipop, pink mushroom, cervix jabber, cherry popper or glans.

Hmm.... we have many names for it in Hungary... like: German tin hat on a baguette, acorn... and a few funny names for the whole thing: dong, willy, wang, tick-tack, woody, one eyed wiggling Welshman, pecker, pard-collector, squash tendril, magic wand, romp stave and wiggling existence... that's all I can remember for now. :D

Oh, I forgot to mention Old Tree, Devilish Tower, and Skyscraper... and I heard blue vein cluster chucker too somewhere... :D

Bell-end.

(British slang)