spy out(redirected from spying out)
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1. To observe or investigate something or some place very closely or carefully in order to discover something or glean some information. A noun or pronoun can be used between "spy" and "out." We sent our best agents to spy the enemy encampment out in order to find a weak spot. I've been spying out some land to the west of town that could be suitable for our farm.
2. To discover something or glean some information as a result of close, careful observation. A noun or pronoun can be used between "spy" and "out." I've been sent to spy out what goes on behind closed doors at this factory. We so far haven't been able to spy any motive out for the attack.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
1. To observe some place secretly and closely: The troops spied out the cave and decided it was safe to hide there. The explorers sent a scout into the valley to spy it out before descending.
2. To discover something by observing secretly and closely: Try to spy out what's going on on those rooftops. We followed the other teams' strategies carefully to spy them out.
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.