keel over

verb

1. to turn upside down; capsize

2. informal,  (intr) to collapse suddenly

Idioms and Phrases

Collapse, as if in a faint; also, faint. For example, When she heard the awful news, she keeled over. This term alludes to a vessel rolling on its keel and capsizing. [Mid-1800s]

Example Sentences

“I feel fine; I’ll probably keel over after I hang up the phone,” he joked.

From Los Angeles Times

When she was 13 years old, Ms Thomas said she remembered "keeling over in agony" at the back of the classroom.

From BBC

"When I'm older, when the body's keeled over a bit, I expect I'll pick up where I left off," he said.

From BBC

They kiss, keel over, profess their love, resist their exploitation.

From Los Angeles Times

You have to do comparisons and say, ‘I need more space to sing so I don’t just keel over.’

From Los Angeles Times

Related Words

• pass out