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Obsessive Instagram Disorder.

Mainly applies to girls, around ages 10-16. They post pictures too frequently, and those pictures actually would have no sense.
I knew Jenna had OID when she posted all those pictures of her in that bikini on the internet.
by risingSKY December 12, 2014
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A mistype of the world “old” often used as a synonym now. Outdated
by Lilnosenut April 21, 2018
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a standard greeting between humans with too many or too few chromosomes
Benito: Catch the oid
Kevster: shammalah hammalah
by wafungus May 19, 2022
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This particular being will make you depressed when ever you go near them.
You must stay away or you will get depressed.
Have i just said depressed 3 times?
Meh.
by Jamessssyyyyyjuicebox. December 24, 2009
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The witnessing of a large wave when surfing, but you're too cool to just cool it a wave. This is the definition to a wave that has potential yet your surfing ability is crap compared to the quality of the wave - an impending fail.
Look.. a wave-oid is coming!
by surfergal09 May 24, 2011
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a word used to trick people into using in a graded piece of schoolwork

Base word of grundle
Person 1: "Hey i cant think of a word that fits into my essay"

Person 2: "You are probably thinking of grundle-oid"

Person 1: "Whats that mean?"

Person 2: "Its too hard to explain, just put it in, it will make u look smart."
by mike January 6, 2005
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