in use

English

Currently being used.
(archaic) Used; accustomed.
- 1886 May 1 – July 31, Robert Louis Stevenson, Kidnapped, being Memoirs of the Adventures of David Balfour in the Year 1751: […], London; Paris: Cassell & Company, published 1886, →OCLC:
  The man, ye should ken, was cast upon a rock in the sea, where it appears the Good People were in use to come and rest as they went through to Ireland.

being used