1. not permitted or accepted as valid

1. past tense of disallow; refused to permit or accept as valid

Examples

• The referee disallowed the goal due to an offside violation.
• Her expense claim was disallowed by the accounting department.
• The judge disallowed the evidence because it was obtained illegally.
• Several deductions were disallowed on his tax return.
• The disallowed goal would have tied the game.
• The court disallowed the witness testimony as hearsay.
• His appeal was disallowed by the review board.