What is Sleeper Cell?
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A sleeper cell is a person who remains a dormant member of a group while belonging to another group for undisclosed reasons. Usually the sleeper cell status is kept a secret.
Those terrorists pretending to be normal students were the ultimate sleeper cells.
Why didn't you tell me you were half Asian? You're such a sleeper cell!
Random Words:
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The split second between hitting the "send" button on the computer to send an email, and realizing that there is a serious pro..
