'Upend' definitions:

Definition of 'upend'

(from WordNet)
verb
Become turned or set on end; "the airplanes upended"
verb
Set, turn, or stand on end; "upend the box and empty the contents"

Definition of 'Upend'

From: GCIDE
  • Upend \Up*end"\, v. t. To end up; to set on end, as a cask. [1913 Webster]

Synonyms of 'upend'

From: Moby Thesaurus

Words containing 'Upend'