'Stalker' definitions:

Definition of 'stalker'

From: WordNet
noun
Someone who walks with long stiff strides
noun
Someone who stalks game
noun
Someone who prowls or sneaks about; usually with unlawful intentions [syn: prowler, sneak, stalker]

Definition of 'Stalker'

From: GCIDE
  • Stalker \Stalk"er\ (st[add]k"[~e]r), n.
  • 1. One who stalks. [1913 Webster]
  • 2. A kind of fishing net. [1913 Webster]