Definition of subrident in US English:
subrident
adjective
Characterized by or accompanied by a smile or smiles; wearing a smile; smiling.
Origin
Early 19th century; earliest use found in The Sporting Magazine. From classical Latin subrīdent-, subrīdēns, present participle of subrīdēre to smile.
Pronunciation
subrident
/səˈbrʌɪd(ə)nt/