n. 1 a person or thing that sleeps; 2 a railroad car designed for sleeping; 3 anyone or anything that succeeds unexpectedly; 4 pajamas with feet
His baby is a great sleeper.
dark horse; some who sleeps; nightgown
awake
2 syllables
sleep-er
VocabClass lessons are designed to engage students, improve motivation in learning the subject matter, and generate better results. Long-term retention is our focus and by making the learning process fun, our gamified approach has a positive impact on this goal.
View all games!