What does "diapersuit" mean?

In fiction and art, an insulated full-body suit, usually made out of rubber or latex, that either functions entirely like a diaper or includes a diaper attached within it; sometimes depicted as a mascot-like costume.

How do you pronounce "diapersuit"?

Pronounced //ˌdaɪ(ə)pɚˈsut//.

Diapersuit

//ˌdaɪ(ə)pɚˈsut// noun, slang

noun, slang ·Uncommon ·College level

Definitions

Noun

1
In fiction and art, an insulated full-body suit, usually made out of rubber or latex, that either functions entirely like a diaper or includes a diaper attached within it; sometimes depicted as a mascot-like costume. slang
"Coordinate term: diaper corset"

Example

More examples

"Oh, the many times I've fantasized about having lots of money so I could build disposable full-body diapersuits... -.-"

Etymology

From diaper + suit (“garment or set of garments suitable and/or required for a given task or activity”), because of the design.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.