- 1
To end up; to set on end.transitive
- 2
To tip or turn over.transitive
- When he upended the bottle of water over his sleeping sister, the lid popped off and surprised them both.
- upend the box and empty the contents
- 3
To destroy, invalidate, overthrow, or defeat.figurativelytransitive
- The scientific evidence upended the popular myth.
- 4
To affect or upset drastically.figurativelytransitive
- By the middle of March 2020, the COVID-19 pandemic upended normal life for virtually all Americans.
upend
ʌp'end3 senses · 70 ms
Level C1