WordWeb Online

1. Rock fragments and pebbles
   - crushed rock

1. [US] Cause annoyance in; disturb, especially by minor irritations
   "Mosquitoes buzzing in my ear really gravels me";
   - annoy, rag, get to, bother, get at, irritate, rile, nark [Brit], nettle, vex, chafe, devil
    
2. Cover with gravel
    
3. Be confusing or perplexing to; cause to be unable to think clearly
   "These questions gravel even the experts";
   - confuse, throw, fox, befuddle, fuddle, bedevil, confound, discombobulate, perplex, vex, stick, get, puzzle, mystify, baffle, beat, pose, bewilder, flummox, stupefy, nonplus, dumbfound

Derived forms: gravels, gravelling, gravelled, graveling, graveled

Type of: be, cover, displease, rock, stone

Encyclopedia: Gravel Gravel, Geary