'handset' definitions:

Definition of 'handset'

From: WordNet
noun
Telephone set with the mouthpiece and earpiece mounted on a single handle [syn: handset, French telephone]

Definition of 'handset'

From: GCIDE
  • handset \handset\ n. (Electronics) The mouthpiece and earpiece of a communications device mounted on a single handle; as, when the telephone rings, pick up the handset.
  • Syn: French telephone. [WordNet 1.5]