whisker in WordNet English dictionary

1. furnish with whiskers
   "a whiskered jersey"
   bewhisker  whisker 
   

1. a very small distance or space
   "they escaped by a hair's-breadth"; "they lost the election by a whisker"
   hair's-breadth  hairsbreadth  hair  whisker 
   
2. a long stiff hair growing from the snout or brow of most mammals as e.g. a cat
   whisker  vibrissa  sensory hair