noun
plural -ions
[count] a soft object or part that is used to make something (such as a seat) more comfortable or to protect a surface from damage :a soft pillow, pad, etc.
any one of the rubber parts that the ball bounces off along the inner edges of a billiard table
something (such as an extra amount of money) that you can use to reduce the bad effect of something (such as an unexpected problem or expense)
a lead in a game or competition that is large enough to allow the leader to feel confident about winning - usually singular
verb
-ions; -ioned; -ioning
[+ obj] :to make (something, such as a fall or collision) less severe or painful :to soften or reduce the bad effect of (something)