to have an erection large enought to lift your trousers to a tent like shape.pitch-a-tent, pitched-a-tent, pitching-a-tent,pitches-a-tent
he loves doing it so much he pitches-a-tent everytime he thinks of it! dont start pitching-a-tent in public! of course he likes porn, i bet he has pitched-a-tent loads of times! damn shes so hot, she makes me pitch-a-tent everytime i see her!