keel over

phrasal verb·1 sense·particle over

Usefulness

Meanings

1

Fall sideways suddenly, especially because of illness or shock

Why “over”? The top moves to the bottom. The object turns over.

He keeled over in the heat.
He fell over sideways suddenly because of the heat.
The runner keeled over after the race.
The runner fell over sideways suddenly after the race.

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He keeled over in the heat. What does it mean?

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