turn over; be turned over; faint, pass out

The following video provides you with the correct English pronunciation of the word "keel over", to help you become a better English speaker.

---

Verb
1. turn over and fall; "the man had a heart attck and keeled over"
(hypernym) tumble, topple

turn upside down, tip over The boat keeled over in the middle of the lake but everybody was safe.

Synonyms and related words:
be lost, black out, capsize, careen, culbuter, drop, faint, fall senseless, founder, go down, gray out, keel, overset, overthrow, overturn, pass out, pitch, pitchpole, plunge, scuttle, sink, slump, somersault, subvert, succumb, swoon, tip over, topple, topple over, topsy-turvify, topsy-turvy, tumble, turn a somersault, turn over, turn topsy-turvy, turn turtle, turn upside down, upset, upset the boat, upturn
  

CAPOVOLGERSI. ROVESCIARSI. CROLLARE DI COLPO