Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "sleepers" in a sentence
"It is not possible at all and that is why we strongly believe that they abductors have got sympathisers or cells or what we refer to as sleepers within the region."
"Topping the list of potential "sleepers" is Czech rider Zdenek Stybar who lives in the Flemish region of Belgium and has been training in Hoogerheide throughout the season."
"'Wherefore are they called sleepers, but because in the day of the Lord they will be reawakened?'"