source: ［IC］ Kurai Majoko: Dark Magical Girls (Page 8) — Roleplayer Guild

1. a large piece of woolen or similar material used as a bed covering or other covering for warmth.

毛布(→ bedroom)

a thick mass or layer of a specified material that covers something completely:

〖通例単数形で〗【雪･霧などの】一面に覆うもの «of» ; ｟比喩的に｠ (心を覆う)広がり

e.g. a dense gray blanket of cloud.

2. Printing a rubber surface used for transferring the image in ink from the plate to the paper in offset printing.

〘印〙 ブランケット〘オフセット印刷でシリンダーを覆うゴム製のシート〙

covering all cases or instances; total and inclusive:

〖名詞の前で〗例外のない, 一律の, 全面的な〈意見･禁止･規則など〉

e.g. a blanket ban on tobacco advertising.

verb (blankets, blanketing, blanketed) with object

cover completely with a thick layer of something:

〈雪などが〉〈地面･木など〉を覆う; ; 〖be ～ed〗 【雪などに】厚く覆われている «in, with»

e.g. the countryside was blanketed in snow.

stifle or keep quiet (sound):

〈音など〉を遮断する.

e.g. the double glazing blankets the noise a bit.

Sailing take wind from the sails of (another craft) by passing to windward.

dated born of parents not lawfully married to each other.

Middle English (denoting undyed woolen cloth): via Old Northern French from Old French blanc ‘white’, ultimately of Germanic origin.