sucker punch

1. 1.

   an unexpected punch

   Broaderpunch

Questions about sucker punch

What does sucker punch mean?

sucker punch means "an unexpected punch".

Is sucker punch a common word?

sucker punch is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.