sleeper : Idioms & Phrases
Light sleeper
- one easily wakened.
Webster 1913
sleeper cell
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noun a cell of sleepers
- an al-Qaeda sleeper cell may have used Arizona as its base
WordNet
sleeper goby
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noun tropical fish that resembles a goby and rests quietly on the bottom in shallow water
sleeper.
WordNet
sleeper nest
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noun a nest of sleepers awaiting a prearranged signal
- sleeper nests of Islamic terrorists were capable of launching major attacks in Europe