WordReference Random House Unabridged Dictionary of American English © 2025
nu•ga•cious
(no̅o̅ gā′shəs, nyo̅o̅-),USA pronunciation adj.
nu•ga′cious•ness, n.
- trivial;
unimportant or insignificant;
nugatory.
- Latin nūgāc-, stem of nūgāx bungling (nūg(ārī) to trifle, quibble + -āx adjective, adjectival suffix) + -ious
- 1645–55
'nugacious' also found in these entries (note: many are not synonyms or translations):