Describes da "subtle 'n' sneaky" ways dat Tom Sawyer's supposedly-goody-two-shoes half-brother actually possesses, but displays only when Aunt Polly's back is turned.
Tom's whiny younger brother may indeed act all "prim 'n' proper" when observing adults are present, but his insiddyous actions are a major aggravation to Tom.
by QuacksO March 21, 2023
Get the insiddyous mug.Insidious (adverb insidiously)
developing in a very gradual, in a stealthy manner, with the intend of causing damage.
developing in a very gradual, in a stealthy manner, with the intend of causing damage.
Prostate Cancer is an insidious disease.
by piece September 18, 2006
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by Trrumoi February 19, 2018
Get the Insiduous mug.1. A seemingly impossible to solve problem that no one seems to know the answer to
Bob: Man, this test is hard.
Dan: Yeah, I know. It's insidious puzzlement.
2. A level or puzzle in a videogame that is extremely frustrating.
Josh: I can't figure out how to escape this room! This level is insidous puzzlement!
Bob: Man, this test is hard.
Dan: Yeah, I know. It's insidious puzzlement.
2. A level or puzzle in a videogame that is extremely frustrating.
Josh: I can't figure out how to escape this room! This level is insidous puzzlement!
Definition 1.
Bob: Man, this test is hard.
Dan: Yeah, I know. It's insidious puzzlement.
Definition 2.
Josh: I can't figure out how to escape this room! This level is insidous puzzlement!
Bob: Man, this test is hard.
Dan: Yeah, I know. It's insidious puzzlement.
Definition 2.
Josh: I can't figure out how to escape this room! This level is insidous puzzlement!
by The Anonymous Corporation April 21, 2010
Get the Insidious Puzzlement mug.The Devil's coochie/vagina. Can also be used as an adjective to describe the temperature of the surrounding climate.
It is insidious in my room.
by SexyTexasPete August 31, 2011
Get the Insidious mug.by THEGREATESTMANONTHISPLANET June 2, 2011
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