Adjective uneven has 3 senses
  1. uneven - not even or uniform as e.g. in shape or texture; "an uneven color"; "uneven ground"; "uneven margins"; "wood with an uneven grain"
    Antonyms:
    even, flat, plane, flatbottom, flatbottomed, flush, justified, level, true, straight
  2. mismatched, uneven - (of a contest or contestants) not fairly matched as opponents; "vaudeville...waged an uneven battle against the church"
    Antonym: equal (indirect, via unequal)
  3. spotty, uneven - inconsistent in quality
    Antonym: consistent (indirect, via inconsistent)
,
TOP