stalk in WordNet English dictionary

1. a stiff or threatening gait
   stalk  angry walk 
   
2. material consisting of seed coverings and small pieces of stem or leaves that have been separated from the seeds
   chaff  husk  shuck  stalk  straw  stubble 
   
3. the act of following prey stealthily
   stalk  stalking 
   
4. a hunt for game carried on by following it stealthily or waiting in ambush
   stalk  stalking  still hunt 
   
5. a slender or elongated structure that supports a plant or fungus or a plant part or plant organ
   stalk  stem 
   

1. follow stealthily or recur constantly and spontaneously to
   "her ex-boyfriend stalked her"; "the ghost of her mother haunted her"
   haunt  stalk 
   
2. walk stiffly
   stalk 
   
3. go through (an area) in search of prey
   "stalk the woods for deer"
   stalk