Crossword Genius

Blow off steam (4)

Ross

There are a few possibilities for this:

'blow off steam?' is the definition.
(I've seen this in another clue)

This is the entire clue.

(Other definitions for hiss that I've seen before include "Snake noise" , "Jeer" , "less welcome sign?" , "Urgently whisper" , "Audio interference" .)

I've seen this clue in the LA Times and the USA Today.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.