A crude Scottish expression meaning 'blowjob'. Often used in an impersonal context, it is more likely to be used as a humorous utterance amongst a male peer group.
' I got a gammie off this well fit bird last night'

(To a girl in the street) 'Gies a gammie!'
by smokingrabbi October 16, 2009
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It basically means disgusting or minging. If an orange has gone all green with puss and stuff that would be deemed as gammy
Paul: Have you seen this orange?
greg: ergh it's proper gammy
by Clive Warren January 12, 2009
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when you see someone retarded or someone who looks retarded
by sarah June 15, 2004
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When you try to butter bread when the butter is too hard and you scuff the bread up.
"Oh no! I've gammied the bread."
"Wait until the butter is soft or you will gammy the bread."
"Stop it! You're gammying the bread."
by Sonus Fiction February 14, 2020
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