[ noun ] a bag carried by a strap on your back or shoulder <noun.artifact>
Knapsack \Knap"sack`\, n. [D. knapzak; knappen to eat + zak a bag. See {Knap}, v. t., and {Sack}.] A case of canvas, leather, nylon, or other sturdy fabric, fitted with straps, for carrying on the back the food, clothing, or other supplies for a soldier or a traveler; as, to hike up the mountain with lunch in a knapsack. [1913 Webster +PJC]
And each one fills his knapsack or his scrip With some rare thing that on the field is found. --Drayton.
Yet nowhere in that paperwork is there an explanation for how the knapsack ended up in the Sussys' backyard.
Police said a knapsack containing explosives and two handguns was found near the bodies, indicating the victims may have been blown up by their own bomb.
Secret Service agents and Canton police confiscated a plastic gun found in the knapsack of a high school student entering a rally by Democratic presidential contender Jesse Jackson.
He said he spent six hours with Claymore and was afraid of leaving because Claymore had a lock-blade knife in his knapsack.
He apparently pulled the gun from his knapsack twice, once after a gym class and again after school.