'Unmarked' definitions:

Definition of 'unmarked'

From: WordNet
adjective
Not having an identifying mark; "unmarked cards"; "an unmarked police car" [ant: marked]
adjective
Not taken into account; "his retirement was not allowed to go unmarked" [syn: overlooked, unmarked, unnoted]

Definition of 'Unmarked'

From: GCIDE
  • Unmarked \Unmarked\ See marked.