Definition of mattress in English:
1A fabric case filled with deformable or resilient material, used for sleeping on.
- His pillow was extremely soft, and the flannel sheets and firm mattresses were almost too comfortable.
- The boys sleep on mattresses and their days are filled with school classes, sport and counselling.
- These little critters are found in mattresses, carpets, soft furniture and bedding.
Definition of mattress in:
- British & World English dictionary