Etymology: (1250–1300; ME < OF gravele, dim. of grave sandy shore, perh. < Celtic)
Definition of 'Gravel'
Princeton's WordNet
1. (verb)gravel, crushed rock rock fragments and pebbles
2. (verb)annoy, rag, get to, bother, get at, irritate, rile, nark, nettle, gravel, vex, chafe, devil causeannoyance in; disturb, especially by minor irritations "Mosquitoes buzzing in my ear really bothers me"; "It irritates me that she never closes the door after she leaves"
3. (verb)gravel cover with gravel "We gravelled the driveway"
4. (verb)perplex, vex, stick, get, puzzle, mystify, baffle, beat, pose, bewilder, flummox, stupefy, nonplus, gravel, amaze, dumbfound be a mystery or bewildering to "This beats me!"; "Got me--I don't know the answer!"; "a vexing problem"; "This question really stuck me"