What is Cushion ?
Cushion is (noun) 1. a bag filled with something soft, e.g. feathers, for sitting or leaning on Feel how soft this cushion is. Put a cushion behind your back if you find your chair is too hard. 2. money which allows you to get through a difficult period We have a little money in the bank which is a useful cushion when cash is tight.(verb) to make soft something which could be hard or painful Luckily when he fell off the ladder there was a hedge underneath to cushion his fall. She made no attempt to cushion the blow, but just told them straight out that they were all being sacked.
source: Easier English, Student Dictionary Upper Intermediate Level