The gut feeling that gammon (the pork meat) is nearby. An inexplicable knowledge of the whereabouts of a gammon steak.
"Peter had exceptional gamminstinct and always arrived in time for gammon, egg and chips"
An ill-conceived hairstyle, usually sported by professional football players. A particularly ridiculous but seemingly fashionable hair cut.
"Do you watch the world cup last night, did you see Ronaldo's new hair-don't?"