ball over bal·lo·ver uncommon verb 1. surprise greatly; knock someone''s socks off “I was floored when I heard that I was promoted” Synonymsshockstunfloorball overblow out of the watertake aback Related words Word family stunnershock Broader terms surprise Narrower terms startle WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.