The Collaborative International Dictionary of English v.0.48:

goose bumps \goose bumps\ n.
   Same as gooseflesh.
   [PJC]

The Collaborative International Dictionary of English v.0.48:

gooseflesh \gooseflesh\ n.
   A peculiar roughness of the skin produced by cold or fear, in
   which the hair follicles become erect and form bumps on the
   skin; -- called also goose skin, goose pimples, goose
   bumps.

   Syn: goose bumps, goose pimples, goose skin.
        [WordNet 1.5]