Definition of "antisub" [antisub]

• Antisubmarine (adjective)

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• "Orion antisub aircraft to arrive -- 5 years from now"
• "The View from Taiwan: Orion antisub aircraft to arrive -- 5 years from now"
• "The USS Ward, patrolling the area, sank one of the subs, but at least two gained entry when the antisub nets were left open center right."