Among close friends, the term is often inoffensive; however, it is not a word to be used casually with strangers.

The school has two large playgrounds, though it is used casually by students of the school.

Especially as a sole base for humour and especially when used casually.

An open sewer-latrine running down the center of each street was casually used, ostrich-fashion-the users hid their own eyes while in action.

But these vans are not to be used casually.

Louisa started a little at the name so casually used.

The android turned substantial againthe field drained his power too quickly to be used casually.

Aspirin is actually a powerful drug, they say, and it should not be used casually.

The word "moment" is used shockingly casually these days.

"Paranoid" has a specific medical meaning and should not be used casually to describe a person's sense of insecurity.