takes genitive case の, noun, takes する

Computer terminology.
  1. external (hard drive, disk drive, etc.).

Variations

Pronunciation Kanji Kana Is Common
 
外付け そとづけ
外付 そとづけ

Contained Kanji Breakdown

outside
ガイ そと はず.す (2nd, N5)
evening
ゆう セキ ゆ (1st, N4)
divining, fortune-telling, divination or katakana to radical (no. 25)
ボク うらな.う うらない (Kentei Pre-1)
adhere, attach, refer to
つ.ける フ -づけ (4th, N3)
human radical (no. 9)
measurement, tenth of a shaku, a little
スン す みき (6th, N1)