The Collaborative International Dictionary of English v.0.48:

Gobbler \Gob"bler\, n.
   A turkey cock; a bubbling Jock.
   [1913 Webster]

WordNet (r) 3.0 (2006):

gobbler
    n 1: a hasty eater who swallows large mouthfuls
    2: male turkey [syn: turkey cock, gobbler, tom, tom
       turkey]

Moby Thesaurus II by Grady Ward, 1.0:

72 Moby Thesaurus words for "gobbler":
   Bantam, banty, barn-door fowl, barnyard fowl, biddy, billy,
   billy goat, boar, broiler, brooder, broody hen, bubbly-jock, buck,
   bull, bullock, capon, chanticleer, chick, chickabiddy, chicken,
   chicky, cock, cockerel, dog, domestic fowl, drake, duck, duckling,
   dunghill fowl, entire, entire horse, fowl, fryer, game fowl,
   gander, goose, gosling, guinea cock, guinea fowl, guinea hen, hart,
   he-goat, hen, hen turkey, partlet, peacock, poulard, poult,
   poultry, pullet, ram, roaster, rooster, setting hen,
   spring chicken, stag, stallion, steer, stewing chicken, stot, stud,
   studhorse, tom, tom turkey, tomcat, top cow, top horse, tup,
   turkey, turkey gobbler, turkey-cock, wether