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A command issued to permit or authorize something. We'll have to get the boss's say-so for any budgetary requests like this. OK, troops. Wait behind this ridge until my say-so, then begin the attack at full force.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
n. a command; an authorization; permission. We can begin as soon as we get the boss’s say-so.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.