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blow it

1

Spoil, botch, or bungle something, as in That was a great opportunity, but now I've blown it. [Slang; c. 1940]

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2

blow one's lines. Make a mistake in speaking one's part in a theatrical production, as in Ben blew his lines, but Dean came to the rescue. [Mid-1900s]

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The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

Related Words for blow it

flub, err, flop, flummox, lose, botch, miscalculate, blunder, snarl, slip, bungle, goof, misconstrue, misjudge, misstep, misunderstand, muff, misestimate, misread