B1
someone who uses a product, machine or service
Dictionary examples:
The social media user posted 100 cat photos and lost all his friends. (0.0)
The language learning app user accidentally ordered 100 watermelons in Spanish. (0.0)
The GPS user ended up in Antarctica instead of the local supermarket. (0.0)
drug users (26.3)
More than a million people are daily users of the subway system. (30.3)
When you log in, you will be asked for your user name and password. (60.8)