Definition of load:
(n) :
a
burden; a weight to be carried; a worry or concern to be endured, especially in the phrase a load off one's mind
"I struggled up the hill with the heavy load in my rucksack."
(v) :
(usually transitive, occasionally intransitive) To put a load on (something); to fill (a firearm or artillery) with
munition
"the dock workers refused to load the cargo onto the ship."