Definitions:

1. A foot race in which each person hops toward the finish line standing inside a sack that typically reaches waist or chest height. NOUN
   • They organized a series of classical picnic games, including a sack race and a tug-of-war.
2. A fun, competitive game where participants place both legs inside a large bag or sack, usually made of burlap, and hop forward toward a finish line, without falling or stepping out of the sack. NOUN
   • She won the sack race by hopping with perfect balance and speed.
3. A novelty race in which competitors jump ahead with their feet confined in a sack. NOUN
   • The sack race was a testament to the simple joys of childhood.

Synonyms:

• bag race
• potato sack race