stake out

stake out idiom
Keep an area or person under police surveillance; also, assign someone to conduct such a surveillance. For example, They staked out the house, or He was staked out in the alley, watching for drug dealers. [c. 1940]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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