topple over

Verb

topple over (third-person singular simple present topples over, present participle toppling over, simple past and past participle toppled over)

1. (idiomatic) To fall over (to fall from an upright or standing position to a horizontal or prone position).
   • Moreover, some innocently untattooed people in the yoga class – who would otherwise be totally ace at balancing – find the light of self-satisfaction that radiates off their classmates' tattoos is so blinding they topple over.2010 October 17, Hadley Freeman, “Tattoos: what makes one spiritual and another Katona-esque?”, in The Guardian

   Synonyms:

   prostrate