'Unmentionable' definitions:

Definition of 'unmentionable'

From: WordNet
adjective
Unsuitable or forbidden as a topic of conversation; "unmentionable words"
noun
A garment worn under other garments [syn: undergarment, unmentionable] [ant: outer garment, overgarment]

Definition of 'Unmentionable'

From: GCIDE

Words containing 'Unmentionable'