1. plural of kyack; large bags or containers used for packing supplies, especially on pack animals
Usage: regional; Western U.S.

Examples

• The mules carried heavy kyacks filled with camping gear.
• We loaded the kyacks with food and water for the mountain expedition.
• The old prospector secured his kyacks before heading into the wilderness.
• Each kyack held about fifty pounds of supplies.
• The pack train’s kyacks were made of sturdy canvas and leather.