in use   (TTS Sound)

The in_use has 2 Senses.

• engaged, busy, in use
• (of facilities such as telephones or lavatories) unavailable for use by anyone else or indicating unavailability; (`engaged' is a British term for a busy telephone line); "her line is busy"; "receptionists' telephones are always engaged"; "the lavatory is in use"; "kept getting a busy signal"
• （電話や洗面所などの施設について）他の誰かの使用により利用できなかったり、利用不可の表示があるさま

• in use
• currently being used; "robots are in use throughout industry"
• 現在使用されている