Anal Sex. The method of birth control where insemination is avoided by putting your wang up the wrong hole. Derived from Colchester military prison in Essex, UK where presumably a lot of Brit soldiers do each other up the gicker.
Woman - "We're going to have to stop, I'm off the pill"
Man - "Don't worry about it love, I'll use me Colchester Condom"
Man - "Don't worry about it love, I'll use me Colchester Condom"
by btr June 25, 2005
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