blow off

verb

1. to permit (a gas under pressure, esp steam) to be released
2. slang.
   intr to emit wind noisily from the anus
3. informal.
   tr to reject or jilt (someone)
4. blow off steam
   See steam

noun

1. a discharge of a surplus fluid, such as steam, under pressure
2. a device through which such a discharge is made

Example Sentences

A boiler should be blown off about one gauge at a time two or three times a day with the blow-off if the water is muddy.

From Project Gutenberg

I want you to help me fix the fire hose, the short length, to that blow-off cock at the bottom of the boiler.

From Project Gutenberg

This operation should be begun at the bottom of the boiler near the blow-off plug, and be continued in advancing toward the top.

From Project Gutenberg

The cut tubes fall to the bottom of the boiler, and are removed through the blow-off hole of the front tube-plate.

From Project Gutenberg

A safety valve, a pressure indicator, and a blow-off complete the outfit.

From Project Gutenberg

Related Words

• apex
• climax
• completion
• pinnacle