Acronym for "Iron My Shirt, Bitch!"

Often used as a dismissive to feminists by chauvinist males.

Also used as a dismissive by gay men to other gays.
Feminist: Women should be allowed to play golf like you men!

Male Golfer: IMSB!
by JonMaker August 20, 2004
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Abbreviation for "I might stop by". Used when one is unable to commit to plans due to fears that something might be occurring that is more fun than the proposed invitation.
I asked Carl if he wanted to come over for a beer, but since he was also considering a trip to the bar he replied, "IMSB".
by Kenny Chessley April 15, 2021
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the initials for "in my space boots". when talking on an instant messanger, the use of "rofl" and "lmao" is common.You simply add "imsb" onto the end. Thus creating "roflmaoimsb". "rolling on floor laughing my *** off in my space boots". Makes chatting online more enjoyable.
"....omg that's so funny!"
"roflmaoimsb"
by Nicole Stokes November 10, 2007
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