(sports) crunch (exercise)

A puffed corn snack, coated with a mixture of cheese or cheese-flavored powders.

Tongs, usually electrically heated, used for curling or waving the hair.

plural of cheese curl

A spiral-shaped curl of hair upon the forehead.

plural of American Curl

plural of curling iron

plural of leg curl

(weightlifting) An exercise performed on a machine in which the hamstring muscles are exerted to bend the knee while acting against resistance applied to the lower calf. The exercise may be performed while prone or standing, depending on the design of the machine.

(mathematics) The coefficient of k in the three-dimensional curl of a two-dimensional vector field.