PLLWS noun [ C ] pi·lowz 1. A cloth bag filled with soft material, used for resting your head on in bed. 2. The place where you dream, rest, reflect, cry, scream, cuddle, make love, pray, thus being your closest and loyal confidant. 3. Santy and Charly, a group of two producers who spread through music the importance of expression, feelings, and emotions as the core of being a human being.