When a male gets a boner and his shorts become tight, it appears as if he is wearing a pair of bicycle shorts.
When Jerry saw Linda walk by he was wearing bicycle shorts.
by Whereisgary? June 19, 2008
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Gay tight shorts worn by Cyclers to show off their bulge
Look at Joe's bicycle shorts.
by domonvoi August 16, 2005
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Shorts that professional cyclists wear, usually made from spandex and/or lycra.

Also one of the reasons why I don't enter trialithons.
Bicycle shorts look queer, why can't cyclists wear "normal clothing."
by Rhambi October 5, 2007
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