Definitions

1. verb

to burst or gush upward, especially of water or steam

“The dam broke, causing the water to upgush and flood the surrounding area.”

2. noun

a sudden upward gush, especially of water or steam

“The upgush from the broken pipe caused a mess in the kitchen.”

3. verb

to flow upward or rise suddenly

“The water upgushed from the well and overflowed the surrounding area.”