variants or less commonly Hacky Sack or hacky-sack or hackey sack or Hackey Sack
plural hacky sacks also Hacky Sacks or hacky-sacks or hackey sacks or Hackey Sacks
: any of several games in which a player tries to keep something (such as a small bag filled with plastic pellets) in the air by striking it chiefly with the foot or leg and usually passing it on to another player
… the great … game of hacky sack, where a ball-shaped beanbag is tossed among a group using any part of the body but the hands.Kathleen Hendrix
… I spent the whole week's practice playing Hacky Sack with a football.Dustin Phillips, quoted in The Virginian-Pilot (Norfolk, Virginia)

Hacky Sack

2 of 2

trademark

used for a small bag typically made of multiple panels of leather or synthetic material and filled with sand or pellets (as of plastic or metal)

Word History

Etymology

Noun

after hacky sack

First Known Use

Noun

1977, in the meaning defined above

Time Traveler
The first known use of hacky sack was in 1977

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Cite this Entry

“Hacky sack.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hacky%20sack. Accessed 26 Aug. 2026.

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