fall out definition
â¢ FALL OUT (verb) The verb FALL OUT has 5 senses: 1. have a breach in relations. 2. come as a logical consequence; follow logically. 3. come off. 4. leave (a barracks) in order to take a place in a military formation, or leave a military formation. 5. come to pass. Familiarity information: FALL OUT used as a verb is common.