'Platitudinarian' definitions:
Definition of 'platitudinarian'
From: WordNet
noun
A bore who makes excessive use of platitudes
Definition of 'Platitudinarian'
From: GCIDE
- Platitudinarian \Plat`i*tu`di*na"ri*an\, n. One addicted to uttering platitudes, or stale and insipid truisms. "A political platitudinarian." --G. Eliot. [1913 Webster]