Wiktionary
n. sackful.
Usage examples of "sackload".
Before his eyes, Harry saw sections of paving lifted out, pulverized, toted away by the sackload by lines of trudging, browbeaten little men.
Every stallholder on the market is trying to talk up his perfectly ordinary carrots and every white van that used to be smuggling cigarettes through the tunnel is busy humping sackloads of King Edwards around.
A host of entertainments, food enough to eat to bursting point and take home sackloads to feed every member of the family to bursting point, lion hunts and performing elephants, chariot races galore, every farce and mime known to the Roman stage-and free wheat!
Year after year, if I got downpours right, I winced over sackloads of letters from reproachful children who reckoned their disappointment to be my fault.