- aff. a noun suffix occurring in loanwords from French, where it orig. formed diminutives, now often with a derivative sense in which the diminutive force is lost (bagatelle; rondelle); also occurring in Anglicized forms of Latin words ending in -ella (organelle)•Etymology: < F < L -ella, fem. of -ellus, forming diminutives
From formal English to slang. 2014.