An electrical instrument that looks similar to a keyboard, that produces loops of pre-recorded sound when you press a key. The mellotron was used by famous progressive rock bands of the 70's, such as Yes, King Crimson, The Moody Blues, and Emerson Lake and Palmer, just to name a few.
by Dead_Head June 17, 2005
Megatron: "We are indestructible, power to the Decepticons forever!"
Mellotron: "Yeah like, whatever man."
Mellotron: "Yeah like, whatever man."
by optimizzle March 18, 2007