blowoff
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Related to blowoff: blow off steam
blow·off
(blō′ôf′, -ŏf′)n.
1. Something, such as a gas, that is blown off.
2. A device or channel for blowing off something.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
blow•off
(ˈbloʊˌɔf, -ˌɒf)n.
1. a current of escaping surplus steam, etc.
2. a temporary, sudden surge, as in prices.
[1830–40]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.