blowoff noun 16forms 1 noun16 •The act of blowing off (steam, water, atmosphere, etc.)All blowoffs were effected by slowly decreasing the burner pressure at intervals of air temperature, airflow, and fuel flow. — 1959 •A curt or uninterested dismissal; a failure to respond adequately.He tried to get it fixed but they gave him the blowoff. •The stage in a con game in which one gets rid of the mark after taking his or her money.Then comes the blowoff, by which they get rid of him . — 1956 •A class that does not require much effort to pass; a course where one does not have to work.And finally, if you think this is going to be an easy, blowoff class, you're sorely mistaken. — 2007 •The removal of excess foam and carbon dioxide from the fermentation vessel during the active fermentation stage.I performed several experiments to determine the effect of the blowoff method of fermentation on bitterness, protein, and higher alcohols. — 1997 •Something that is blown off.It is evident that if the outlet pipes were only of the same total area as the blowoff from the boiler the pressure in the tank would very soon equal that in the boiler . — 1910 •A line or pipe for draining a siphon (for cleaning, inspection, etc.)The blowoff line runs from the lowest water drum, or mud drum, as it is commonly known, to the sewer , river or circulating water discharge . — 1918 •A period of rapid and usually unsustainable increase (or, sometimes, decrease) in market prices.Often this throwing-in-the-towel mentality is pure crowd following and results in entry at the blowoff phase of the trend . — 2005 •(informal) An outburst of temper or excitement.Besides, I had come down for rest and the kind of blowoff a man needs after five months of being snowed in and working his tail off. — 1949 •A finale.All the way, we played cards, smoked, and laughed over how Gloria and this other skater got in this fight for every night's blowoff . — 2005 •A fight that marks the culmination of a long period of antagonism.The blowoff came when Johnny went to bat again in the sixth frame . — 1950 •The explosive separation of part of a rocket etc in order to prevent its destruction and allow for retrieval •An extra attraction offered to the audience of a sideshow or carnival act, usually hidden behind a curtain and requiring an additional payment; aftershow.Not in the girlie shows, stripping naked for the yokenecks who give up a couple of bucks for the blowoff. The aftershow. — 1969 •The exit of a crowd from a circus or carnival act.The most dramatic blowoff I have witnessed was at the single-O side-show featuring Atasha the Gorilla Girl, which actually frightened patrons out of the show. — 2005 •(UK, slang) A fart. •An act of oral sex.Through Oregon and Washington we were cut down quite a bit; we couldn't give the blowoff and we couldn't strip all the way and things like that. — 1972 formsblowoffs