A character in red vs blue, he is a member of the blue team. He is umm a loveable idiot. One of my favorite Characters, he cracks me up!
Agent Wash: Caboose toss that grenade. Caboose throws it. Wash: that was the worst throw ever, of all time. Michael J Caboose: not my fault someone put a wall in my way
by Hairy batman 117 April 7, 2021
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Someone, usually a woman, having a large behind.
I had to get clear out of the hallway to let that Crisco caboose by.
by Shank James September 16, 2017
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Eating out a girls ass while she’s on her period.
Did you see Karl? Dude looked like a vampire. Must have given that girl a red caboose.
by All Gay Things March 9, 2019
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A large headed sloth-like moving dog that should be the caboose on a train but, thinks they are the engineer which results in them being constantly in your way.
I would bring you your drink sir but, that damn moosh caboose is in the way again.
by Oolie-Ooo October 25, 2022
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To defecate in one's drawers. Typically used to affectionately refer to a toddler pooping in their diapers. Adults see the droopy diaper from behind the toddler, or the caboose / rear-end.

Refer to related phrases: drop a deuce, deuce
Ohhhh, how cute! Your toddler is waddling away from the table...wait a minute! There appears to be a 'deuce in the caboose' of theirs!
by HeavyD in CH April 3, 2011
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Inserting two fingers into the anal cavity, then spread your fingers apart like your saying peace.
You can ease a woman into anal if you slowly deuce the caboose
by beatboxboy21 March 18, 2021
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Cuddling a big booty from behind when going to sleep.
N: Hey babe, are you ready to jump on the caboose?
A: Chugga chugga all aboard the cuddle caboose!
by ccaboose February 22, 2015
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