informal

A boom in informal settlements across most of the Balkans during the 1990s, often built on flood-prone land, means disasters could "compound and cascade" as their frequency increases, the report stated.

We’ve all seen “desire paths,” those informal shortcuts that human feet etch in the ground near designated walkways as we insist on taking a more direct route to our destination.

Dimon’s place at the helm of Wall Street’s signature bank, and his informal status as capitalism’s voice of reason, mean media outlets from around the world ask him a lot of questions.

Will an informal agreement with my father be enough with respect to the funding issue?

Crime is the top issue for subway riders, according to Sliwa’s informal chats.