sleeper cell

noun
Updated on: 11 Apr 2018

Definition of sleeper cell

: a terrorist cell whose members work under cover in an area until sent into action

Recent Examples of sleeper cell from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sleeper cell.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of sleeper cell

1968

in the meaning defined above

See Words from the same year
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