A Person whose hair has receeded so far that their head looks like the bit of skin between the penis and the anus. Being usually welsh they are very annoying and abrasive. A prime example can be found in the Winchester area.Pseudonyms include:
Slaphead
Sweaty-Lube
Forehead on legs

Generally utter tossers
'Heil!'
'Go away Guiche with your slaphead'
by Anonymous February 1, 2005
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it's the back part of your nutsack bitches!!!!!
victor got herpes on his guiche from kristina
by sheedymcnasty12 February 25, 2006
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The piece of skin that separates a man's anus and testicles.

It is becoming a popular area to get pierced.
"Oh noes! Steve ripped off his guiche by accident!"
by invictus February 19, 2004
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A piercing, and/or the jewelry inserted into the piercing, in the area at the base of the ballsack, forward of the anus
The diamond-studded guiche complemented the symmetry of his nipple piercings whenever he lifted his legs wide.
by Clark November 7, 2003
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a name for an elderly male who smokes copius amounts of marujuana
Guich is such a fucking stoner he gave me dome for some ganja
by tyler VONhill December 2, 2004
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To ejaculate in another person's nose purposely.
Boy1: How did the date go with Mary last night?
Boy2: We fucked.
Boy1: How was it?
Boy2: Not so good, bitch used her teeth so I guiched her.
by Jogell November 27, 2007
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