'nondeductible' definitions:
Definition of 'nondeductible'
From: WordNet
adjective
Not allowable as a deduction [ant: deductible]
Definition of 'nondeductible'
From: GCIDE
- nondeductible \nondeductible\ adj. not allowable as a tax deduction; as, political contributions are nondeductible. Opposite of deductible. [WordNet 1.5]