Yes, coupon is a French word from the verb 'couper', to cut. Basically the coupon was the part that was left after you cut in a large piece of fabric.

When you print an online coupon, the customer must bring in the whole page and not a cut out coupon. This tells the store that the coupon was printed from a legitimate coupon website and not a forgery.

It is an Old French word meaning 'a piece cut off'. Taken from Couper - to cut.

Great Clips frequently offers coupons and they all have various restrictions on them and the coupons vary by location. If your coupon says "any hair cut" then you should be able to use it on a kids cut. If the coupon specifies "good on any men's cut" then they wouldn't take it on the kid's cut unless the manager approves it.

He would ask a friend. Always have friends!