1 definition by ScottyInLondon

Short for "Calvin Kleins" - usually referring to mens underwear available from the designer clothing label Calvin Klein. Most often refers to boxer shorts or boxer briefs.
Check out that guy in his kleins.

I was so hot i got got my nut in my kleins.

I got myself some sweet kleins from the store today.
by ScottyInLondon September 3, 2005
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