Added 10 October 2026 over-crowding noun Categories: Describing WordsObscure Words noun ! Definition from WordNet 3.1, Princeton University. More about over-crowding at Wordnik → Where our words come from → Excessive crowding. traffic congestion Related Words: congestioncrowdingovercrowdingoverpopulationovercrowdedcrowdednessovercrowdcrowdedoverpopulatedovercapacityoverpopulate Back to today's word