Word:Pin cushion

pin‧cush‧ion [countable]noun

a soft filled bag for sticking pins in until you need to use them

cush‧ion [countable]noun

1 a cloth bag filled with soft material that you put on a chair or the floor to make it more comfortable [↪ pillow]:

a velvet cushion

a cushion cover

2 something that stops one thing from hitting another thing:

Good sports shoes should provide a cushion when running.

3 [usually singular] something, especially money, that prevents you from being immediately affected by a bad situation

cushion against

Savings can act as a cushion against unemployment.

4 the soft rubber edge of the table used for playing billiards or snooker

Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.