'Leader' definitions:

Definition of 'leader'

From: WordNet
noun
A person who rules or guides or inspires others [ant: follower]
noun
A featured article of merchandise sold at a loss in order to draw customers [syn: drawing card, loss leader, leader]

Definition of 'Leader'

From: GCIDE
  • Leader \Lead"er\, n.
  • 1. One who, or that which, leads or conducts; a guide; a conductor. Especially: (a) One who goes first. (b) One having authority to direct; a chief; a commander. (c) (Mus.) A performer who leads a band or choir in music; also, in an orchestra, the principal violinist; the one who plays at the head of the first violins. (d) (Naut.) A block of hard wood pierced with suitable holes for leading ropes in their proper places. (e) (Mach.) The principal wheel in any kind of machinery. [Obs. or R.] --G. Francis. (f) A horse placed in advance of others; one of the forward pair of horses. [1913 Webster]
  • He forgot to pull in his leaders, and they gallop away with him at times. --Hare. (g) A pipe for conducting rain water from a roof to a cistern or to the ground; a conductor. (h) (Fishing) A net for leading fish into a pound, weir, etc.; also, a line of gut, to which the snell of a fly hook is attached. (i) (Mining) A branch or small vein, not important in itself, but indicating the proximity of a better one. [1913 Webster]
  • 2. The first, or the principal, editorial article in a newspaper; a leading or main editorial article. [1913 Webster]
  • 3. (Print.) (a) A type having a dot or short row of dots upon its face. (b) pl. a row of dots, periods, or hyphens, used in tables of contents, etc., to lead the eye across a space to the right word or number. [1913 Webster]
  • Syn: chief; chieftain; commander. See Chief. [1913 Webster]

Synonyms of 'leader'

From: Moby Thesaurus