whatsis

[ hwuhts-is, hwots-, wuhts-, wots- ]
See synonyms for whatsis on Thesaurus.com
nounInformal.
  1. a thing or object whose name one does not know or cannot recall.

Origin of whatsis

1
Reduction of what's this

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024