unmusical
1. [ adjective ] (music) not musical in nature
Synonyms: dissonant nonmusical
Examples:

"the unmusical cry of the bluejay"

Related terms: musical musicality
2. [ adjective ] (music) lacking interest in or talent for music
Synonyms: nonmusical
Examples:

"too unmusical to care for concerts" "it is unfortunate that her children were all nonmusical"

Related terms: musical
3. [ adjective ] (music) lacking melody
Synonyms: unmelodic unmelodious
Related terms: melodious monotone
Similar spelling:   unmusically
  unicuspid
  unguis
  unsightly
  unsuasible
  unsized
  unguiculate
  Unguiculata
  uncousinly