1. Noun, Noun which may take the genitive case particle 'no'

   double

   sometimes written as "Ｗ"see シングル

   ダブルのバスつきの部屋がいいです。

2. Noun

   double bed; hotel room with a double bed

   Abbreviationsee ダブルベッド

3. Noun which may take the genitive case particle 'no', Noun

   double-breasted

   Abbreviationsee ダブルブレスト

4. double-cuffed

5. Noun, Noun which may take the genitive case particle 'no'

   double width (of cloth; usu. 1.42 meters)

   Abbreviationsee ダブル幅

6. Noun

   doubles (e.g. in tennis)

   SportsAbbreviationsee ダブルス

7. biracial person (esp. half-Japanese); person of mixed parentage

   Rare termconceived as a more positive-sounding alternative to ハーフsee ハーフ

Also written ダッブルdabburu