tricycle Meaning, Definition & Usage

  1. noun a vehicle with three wheels that is moved by foot pedals
    velocipede; trike.

WordNet

Tri"cy*cle noun
Etymology
Pref. tri- + cycle as inbicycle.
Definitions
  1. A three-wheeled velocipede. See Illust. under Velocipede. Cf. Bicycle.

Webster 1913