Advertisement

upend (v.)

also up-end, "set on end," 1823, from up + end. Related: Upended; upending.

Others are reading

Advertisement
Definitions of upend from WordNet

upend (v.)
become turned or set on end;
the airplanes upended
upend (v.)
set, turn, or stand on end;
upend the box and empty the contents
From wordnet.princeton.edu