verb (used with object)
- to refuse to allow; reject; veto: to disallow a claim for compensation.
- to refuse to admit the truth or validity of: to disallow the veracity of a report.
verb (tr)
- to reject as untrue or invalid
- to cancel
late 14c., “to refuse to praise,” from Old French desalouer “to blame,” from des- (see dis-) + alouer (see allow); meaning “to reject” is from 1550s. Related: Disallowed; disallowing; disallowance.