1.) If one believed or believes that something was or is an
allusion when in fact it was or is not.
2.) If one
dissed someone else’s allusion. E.G. "That allusion sucked!"
3.) If an allusion is used to make fun of someone with or without
malicious intent.
"You're like those people in
Plato's Allegory of the cave, you fucking
troglodyte!"
