padding

noun

I need to buy some padding for my new couch.

意味（1）

Soft filling material used in cushions etc.

意味（2）

(computing) Extra characters such as spaces added to a record to fill it out to a fixed length.

意味（3）

(military, cryptography) Extraneous text added to a message for the purpose of concealing its beginning, ending, or length.

意味（4）

Anything of little value used to fill up space.

That magazine is mostly advertisements; the rest is padding.

意味（5）

(obsolete) Robbing on a highway.