mind the gap

Famous phrase that is said at the London Underground warning people who use the subway to be wary of the gap between the train and the platform. It has become synonomous with the London Underground and is repeated several times by stupid, annoying, American tourists who find the phrase fascinating and funny.

What you think when you see those hot chicks in bikinis where their thighs don't touch just below the crotch area.

commonly heard on London trains.

A phrase exclaimed when spotting a woman in a bikini or tight-fighting pants who has a particularly noticeable thigh gap--the space between her inner thighs, directly below her pussy.

Thigh gaps are measured in male fingers, as in the number of fingers you could fit into the thigh gap. "Mind the gap" exclamations should be reserved for thigh-gaps of no fewer than four or five fingers.

Thigh gaps of this severity mostly happen to anorexics or girls whose thighs have been freakishly separated from being ploughed.

The phrase itself is derived from an announcement stated over the PA's on the London tubes (subway), which says in full "Mind the gap between the train and the platform."

a joke to say to someone with a massive gap between their teeth

Mind the gap, is a phrase said to people whose lower backs are visible. Sometimes revealing there undergarments or their ass crack. This usually occurs during bending down or bending over. The gap, in this case is reffered to the visible amount of exposed skin. Mind The Gap can also be reffered to as MTG.

it means keep up with the car in front of you when the light turns green ("the wave")...if there's too big of a gap between cars, the light changes, leaving those poor souls behind to wait through another traffic cycle...so, in consideration for the chaps behind you, "Mind the Gap" between you and the car ahead of you when the light turns green!