Lewis & Short

pălumbes, is, or pălumbis, is, m. and f. (collat. form pălumbus, i, m., Cato, R. R. 90; Col. 8, 8; Mart. 13, 67, 1: pălumba, ae, f., Cels. 6, 6, 39) [cf. Sanscr. kadamba, diver; Gr. κόλυμβος, columba], a woodpigeon, ring-dove: macrosque palumbes, Lucil. ap. Non. 219, 6; Pompon. ib. 9; Varr. R. R. 3, 9; Cic. poët. ap. Serv. Verg. E. 1, 58: raucae, tua cura, palumbes, Verg. E. 1, 58: aëriae palumbes, id. ib. 3, 69: fronde novā puerum palumbes Texere, Hor. C. 3, 4, 12; cf. id. S. 2, 8, 91.
Prov.: palumbem alicui ad aream adducere, to furnish one a good opportunity to do a thing, to bring the fish to one’s net, Plaut. Poen. 3, 3, 63: duae unum expetitis palumbem, the same cock-pigeon, i. e. the same lover, id. Bacch. 1, 1, 17.
Palumbus was also the name of a gladiator; hence, in a double sense: Palumbum postulantibus daturum se promisit, si captus esset, Suet. Claud. 21.