insaniac
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
Insane and maniacal.
Register: slang
Where it’s used:
Used
American English
Examples
And although his insaniac towing of Jezebel had demonstrated that he might be just as crazy as the rest of them, it was hard to sit in this new Bronco and feel bad anymore about their old car.
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “insaniac” mean?
Insane and maniacal.
Is “insaniac” formal or informal?
insaniac is generally slang.