Definitions for: Lackluster

[adj] lacking luster or shine; "staring with lackluster eyes"; "lusterless hair"
[adj] lacking brilliance or vitality; "a dull lackluster life"; "a lusterless performance"

Webster (1913) Definition: Lack"lus`ter, Lacklustre Lack"lus`tre, n.
A want of luster. -- a. Wanting luster or brightness.
``Lackluster eye.'' --Shak.

Synonyms: dull, lacklustre, lusterless, lustreless