hop 1 
(hŏp)
(hŏp)v. hopped, hop·ping, hops
v.intr.
1.
a. To move with light bounding skips or leaps.
b. Informal To move quickly or be busily active: The shipping department is hopping this week.
2. To jump on one foot or with both feet at the same time.
3. To make a quick trip, especially in an airplane.
4. To travel or move often from place to place. Often used in combination: party-hop.
v.tr.
1. To move over by hopping: hop a ditch two feet wide.
2. Informal To get on (a train) surreptitiously in order to ride without paying a fare: hop a freight train.
n.
Idioms: 1.
a. A light springy jump or leap, especially on one foot or with both feet at the same time.
b. A rebound: The ball took a bad hop.
2. Informal A dance or dance party.
3.
a. A short distance.
b. A short trip, especially by air.
4. A free ride; a lift.
hop, skip, and (a) jump
A short distance.
hop to it
To begin an activity or a task quickly and energetically.
[Middle English hoppen, from Old English hoppian.]