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spy out

B2 neutral separable transitive
In simple words

To secretly explore or look around a place to find out what is there or what is happening

Literal meaning: To spy means to look covertly; 'out' suggests thoroughness or discovery — literally to look something out completely by secret means

Meanings

1 B2 idiomatic neutral

To secretly examine or investigate a place before taking action, especially in a military or competitive context

"The soldiers were sent ahead to spy out the enemy's positions before the main force advanced."

Grammar: separable
2 C1 idiomatic neutral

To gather information about a situation in order to understand it better before making a decision ('spy out the land')

"She visited the conference a day early just to spy out the land and meet potential clients."

Grammar: separable
Usage notes

Often used in military, strategic, or competitive contexts. Slightly old-fashioned in everyday speech; 'scout out' or 'check out' are more common alternatives in informal contexts. The phrase 'spy out the land' is a well-established idiom meaning to assess a situation before acting.

Commonly used with

land territory location enemy competition weaknesses

Forms

Base
spy out
I/you/we/they
3rd person
spies out
he/she/it
Past simple
spied out
yesterday
Past participle
spied out
have + pp
-ing form
spying out
continuous

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Synonyms

scout out reconnoitre investigate check out explore case

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