saggy /ˈsæɡɪ/ (saggier,saggiest)

• 1.  

  ADJ（形容词） If you describe something as saggy, you mean that it has become less firm over a period of time and become unattractive. 变懈的; 变松的

  例：

  Is the mattress lumpy and saggy?

  是不是床垫凹凸不平而且松松垮垮？