(informal) An ice cream cone with two scoops of ice cream. / (roller coasters) A hill that levels off for a while about halfway down.

(informal) To dip a piece of food (e.g. a chip) into a communal sauce container after already having taken a bite of the food.

plural of double-dealer

Having a double reed.

Alternative spelling of double knit

A knitted fabric consisting of a double thickness, made on a machine with two sets of needles.

Alternative form of double check

Possessing hypermobility of the joints.

One who double deals; a cheat or crook.

Being a number between 10 and 99 inclusive, a number that requires two digits to write in base 10.