guy in WordNet English dictionary

1. subject to laughter or ridicule
   "The satirists ridiculed the plans for a new opera house"; "The students poked fun at the inexperienced teacher"; "His former students roasted the professor at his 60th birthday"
   ridicule  roast  guy  blackguard  laugh at  jest at  rib  make fun  poke fun 
   
2. steady or support with a guy wire or cable
   "The Italians guyed the Tower of Pisa to prevent it from collapsing"
   guy 
   

1. an informal term for a youth or man
   "a nice guy"; "the guy's only doing it for some doll"
   guy  cat  hombre  bozo 
   
2. a cable, wire, or rope that is used to brace something (especially a tent)
   guy  guy cable  guy wire  guy rope