blowoff

Something that is blown off.

The explosive separation of part of a rocket etc in order to prevent its destruction and allow for retrieval

The act of blowing off (steam, water, atmosphere, etc.)

A line or pipe for draining a siphon (for cleaning, inspection, etc.)

The removal of excess foam and carbon dioxide from the fermentation vessel during the active fermentation stage.

A period of rapid and usually unsustainable increase (or, sometimes, decrease) in market prices.

A curt or uninterested dismissal; a failure to respond adequately.

The stage in a con game in which one gets rid of the mark after taking his or her money.

The exit of a crowd from a circus or carnival act.

An extra attraction offered to the audience of a sideshow or carnival act, usually hidden behind a curtain and requiring an additional payment; aftershow.

A finale.

A fight that marks the culmination of a long period of antagonism.

An outburst of temper or excitement.

An act of oral sex.

A fart.

A class that does not require much effort to pass; a course where one does not have to work.