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A lowlife, transeint or bum. Usually a person who is stinky and dishevelled in appearance.

A cruster is also referred to as a person who listens to the porno metal band "the Mentors".
1. Those people who hang out at that dive bar are a bunch of crusters.

2. If you listen to the band the Mentors? Your a cruster.
by Paul Della Valle April 22, 2004
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Aug 11 Word of the Day
A phrase to describe someone who is cognitively degenerating. Synonym of "going off the deep end". Can have varying degrees of severity.

Reference to the song "Hey You" by Pink Floyd. The line "and the worms ate into his brain" makes no sense in an otherwise linear and literal narration throughout the lyrics.
"My boyfriend has a total case of brain worms. He told me the cat was bugged so the Feds could listen in on us having sex..."

or

"You totally stumbled over that entire sentence. Can't speak English all of a sudden? What, do you have brain worms?"
by _Jez_ October 03, 2009
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2
One who is crusty; either in attitude, behavior, or appearance.
1: My boss was being a real cruster last night by not letting me go home.

2: Don't be such a cruster!

3: What happened to your hair? You look like a cruster today.
by Ian Callahan January 04, 2006
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4
A pristine, crisp, refreshing, cold beer in a can. 24 racks are preferred, but most frat stars enjoy 30 racks of crusters.
"Hey dude are we heading to the bars tonight? If so, we need to snag a 24 of crusters."

"I'm about to get super scripto after this 10th cruster."

"Toss me a cruster, bro."
by Scripto Cruster December 13, 2016
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5
A skate artist. One who consistantly slimes out of anything physically or mentally demanding. An individual who talks big game but never backs it up. Will repetitively tell the same story but with different details each time without realizing that he contradicted himself. A cruster will not own his own vehicle, and thereby mooches rides via the 'guilt trip' method. Paying gas money is completely out of the question, so don't ask. You will owe everything to a cruster. Always claims to be broke, yet always seems to have more than enough money for alcohol.
"You never run? You're such a cruster!"

"That girl called in sick 3 times in a row... what a cruster"
by xXSk8erChicAXx March 22, 2010
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6
Some who eats the crust of the pizza first.
Ew! She's eating the crust first, WHAT A CRUSTER!
by NY1515 July 27, 2018
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