blow off
Pronunciation:
verb
Definitions
To pass gas; to break wind, to fart.
To vent, usually, to reduce pressure in a container.
Example: The radioactivity was released when they blew off steam from the containment vessel.
To let steam escape through a passage provided for the purpose.
Example: The engine or steamer is blowing off.
To shirk or disregard (a duty or person).
Example: I decided to blow off the meeting and leave early.