To have one's penis sucked by a person with no teeth.
An old woman gamming a younger guy. She would be referred to as a 'Gammer'
by Mike Pants September 20, 2006
The temporary marks left on your skin by say a watch or a bra once removed. This usage is mainly in the Black Country area of Britain.
I got some propper gamming on my wrist, i took my watch off an hour ago and you can still see it.
by King Simmo November 14, 2013