keel over

1. 1.

   turn over and fall

   “the man had a heart attack and keeled over”

   Broadertumble

Questions about keel over

What does keel over mean?

keel over means "turn over and fall".

Is keel over a common word?

keel over is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.