While noted for its unusual concept, it did not fare well commercially.

Balloon designs for possible planetary missions have involved a few unusual concepts.

The car was based on an unusual concept of a very large hatchback with a nearly vertical tailgate.

"You have an unusual concept of reward, I'd say."

Computer Gaming World gave the game a positive review for its unusual concept, execution, and graphics.

In an interview he said that the stunts (and the "unusual" concept of human betting) inspired him to sign the film.

The unusual concept of "Cooking on the Radio" became very successful.

Which in and of itself seemed an unusual concept.

It occurs to me that she has a truly unusual concept of how to avoid negative thinkin'.

Monumento received much praise for its highly unusual yet carefully conceived musical concept.