double jump

Verb

 * 1)  To execute a second jump while still in midair from the first jump.
 * The rocket pack upgrade lets you double jump.

Noun

 * 1)  A second jump executed while still in midair from the first jump.
 * 2)  A jump that involves two or two-and-a-half rotations in the air.
 * 1)  A jump that involves two or two-and-a-half rotations in the air.