keel over

keel over

To slump or fall over, typically from fainting or death. The phrase is typically used in a humorous way, especially when it refers to someone (hypothetically) dying. It was so hot that I thought I would keel over and pass out if I didn't get some air soon. Grandpa always used to tell us this silly story about the time when his friend ate a sour pickle and keeled over and died right then and there.
See also: keel, over
Farlex Dictionary of Idioms.

keel something over

Rur. to push something over. He leaned on the flimsy wall and keeled it right over. The high wind keeled over that sorry old fence.
See also: keel, over

keel over

[for a person] to fall over or fall down in a faint or in death. It was so hot in the room that two people just keeled over.
See also: keel, over
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

keel over

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]
See also: keel, over
The American Heritage® Dictionary of Idioms by Christine Ammer.

keel over

v.
1. To fall over; capsize: The ship keeled over when it hit the iceberg.
2. To collapse or fall into or as if into a faint: I keeled over when I heard the bad news.
See also: keel, over
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • any (one) worth (one's) salt
  • cause (some) eyebrows to raise
  • cause eyebrows to raise and cause some raised eyebrows
  • cause raised eyebrows
  • cause some raised eyebrows
  • eyebrow
  • raise (some/a few) eyebrows
  • raise some eyebrows
  • walk it off
  • walk off