3 definitions by EndyStar

An acronym that you say each letter for as opposed to saying it as a word.
USA is an initialism, while NASA is an acronym.
by EndyStar April 14, 2020
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An Initialism created by Phineas and Ferb in episode 35 of season 1, standing for "Squirrels In My Pants." If someone is dancing sporadically, they probably have squirrels in their pants.
"Yo, that girl has some sick moves!"
"Nah man, she just has squirrels in her pants."
"What a S.I.M.P., we just got served."
by EndyStar April 14, 2020
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Agreement to a statement, often one of political ideology.
Comparable to the statement "This is good, I agree"
"Hey mabye billionaires shouldnt be a thing we let happen"
"Based"
by EndyStar January 11, 2021
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