It, too, is still used unofficially to reach the falls.

In practice, two of the processors were removed and the machine was used unofficially for some time after that.

Over time, the name Alcoa was unofficially used to reference the company as well.

Nonetheless, titles are often still used unofficially in villages, private clubs and some social sets.

The new name had been unofficially used to designate the hamlet for several decades prior.

The dunes are also unofficially used in the summer by naturists.

The coin continued to be used unofficially in China until the mid-20th century.

Warabi-naa continued to be used unofficially until the early Showa period.

The trail was unofficially used for trade among native tribes since the earliest of times.

The buildings had been unofficially used by the international Christian community as a meeting place.