The most common and most likely answer to this crossword clue is the 6 letter word STREAM
S
T
R
E
A
M
More clues leading to the result STREAM
- Flowing water about to invade street in the morning
- Source of energy, damming river flow
- Burn lots of paper by side of road
- Gush when master dances
- The way papers burn
- Run like water, run in vapour
- Current master needs replacing
- Become angry about Republican surge
- Running water and heated water? That's about right
- Master trained pupils of similar ability
Buddy explains!

The straight part
We know that "Gush" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case gush = stream.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does STREAM mean?
STREAM noun- A small river; a large creek; a body of moving water confined by banks.
- A thin connected passing of a liquid through a lighter gas (e.g. air).
- Any steady flow or succession of material, such as water, air, radio signal or words.
- (umbrella term) All moving waters.
- A source or repository of data that can be read or written only sequentially.
- A particular path, channel, division, or way of proceeding.
- A division of a school year by perceived ability.
- A live stream.
- To flow in a continuous or steady manner, like a liquid.
- To extend; to stretch out with a wavy motion; to float in the wind.
- To discharge in a stream.
- To push continuous data (e.g. music) from a server to a client computer while it is being used (played) on the client.