1: To be put in and made to wear diaper. Usually after an extended period of utilizing more age-appropriate, less protective undergarments. A source of major embarrassment, or fetish fuel, depending on the victim.
2: Describes ones waist while in a diapered state. Can also describe the affects of any bra or underwear used to accentuate ones assets in a similar, if less protective, manner.
* These videos are coming directly from Youtube, they may or may not be most relevant to the word "Padded"