1 definition by G.Bart

rule 1, forum based terminology used to ask for a picture of any person, usually female being described or talked about in a subject, origin: football365

following on from above terminology it is also the name used for a number of football teams originating from the aforementioned website
person 1 "did you see kelly brooks cameltoe on that programme last night?"
reply "RULE 1"
by G.Bart September 19, 2006
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