padded envelopeEnglishOxford Dictionary of Englishpadded envelope /ˌpadɪd ˈɛnvələʊp , ˌpadɪd ˈɒnv(ə)ləʊp / ▸ noun a sealable paper container lined with cushioned packaging material for protecting fragile items in the post: I carefully tore open the padded envelope.