'Tricycle' definitions:
Definition of 'tricycle'
From: WordNet
noun
A vehicle with three wheels that is moved by foot pedals [syn: tricycle, trike, velocipede]
Definition of 'Tricycle'
From: GCIDE
- Tricycle \Tri"cy*cle\, n. [Pref. tri- + cycle as inbicycle.] A three-wheeled velocipede. See Illust. under Velocipede. Cf. Bicycle. [1913 Webster]