Big Tall Man. Big is in well endowed, tall as in 5'11" and up.
The little short blond chick prefers a Big Tall Man (BTM) to do her hard every night.
by RacerDude007 July 13, 2010
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Example 1.) Marty's mom is a BTM.
Example 2.) BTM's for life!
Example 3.) Kyle is a BTM hunter.
by btmhunter4life February 26, 2010
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BTM is a shorter version during text messaging that you will "BTM" which means "be there momentarily".
I'm running late, but I will BTM.
(Be there momentarily)
by Andrea DGeorge Nor-Cal February 8, 2016
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Homie #1: Yo, I'm gonna BTM right quick then play some Rainbow Six Siege.
Homie #2: gay ass foo
by PsychoR3KT June 2, 2017
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The abbreviation for Behind the meme, a pro meme assassin that killed many good memes.
An innocent, spicy meme: AAAAAAAH IT’S BTM!!!
by iGood July 28, 2018
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