permadiaper means in fiction and art, a diaper that cannot be taken off once worn. Lexicurio rates it Sui generis — a strength score of 95 out of 100.
noun
- In fiction and art, a diaper that cannot be taken off once worn.“Guess who's thinking again about how insanely hot 0 subtlety latex clad permadiapers are? I'll give you three guesses...”