Buck may refer to: People: Buck (surname) Buck (personal name) Places: Buck Hill Farm Covered Bridge, in Lancaster County, Pennsylvania, United States Buck Hill Cone, British Columbia, Canada Buck Hill Falls, Pennsylvania Buck Township, Hardin County, Ohio Buck Township, Luzerne County, Pennsylvania Fictional characters: Buck Rogers, a science fiction hero from the 1930s and 1970s Buck (dog), protagonist of The Call of the Wild Cameron "Buck" Williams, a character in the Left Behind novel series Buck, a main character in the video game 187 Ride or Die Buck Grangerford, a character from Adventures of Huckleberry Finn Buck, the dog owned by the Bundy family on Married... with Children Buck, a hospital worker in the film Kill Bill Buck Cannon, a character in The High Chaparral Buck O'Brien, protagonist in the film Chuck Buck Buck Cluck, the father in the 2005 film Chicken Little Buck Turgidson, a general in the film Dr. Strangelove, played by George C. Scott Joe Buck, a character in the film Midnight Cowboy, played by Jon Voight Buck Russell, the title character in the 1989 film Uncle Buck, played by John Candy Other uses: Bucking, a movement by a horse when the animal kicks out with both hind legs Buck is a slang term for a dollar or similar currency in Australia, Canada, New Zealand, India, Sri Lanka, South Africa and the United States Male deer and goats are referred to as bucks A Buck converter is an electronic circuit which performs DC to DC stepdown conversion