Wiktionary
boxload
n. A load comprising a full box.
Usage examples of "boxload".
German spies used to sneak boxloads of loose-bristled toothbrushes into our shops and millions of our soldiers got appendicitis.
I remember staying late at the office and carefully shunting boxloads of it down into the alley Dumpster, back when the office was on Dunsmuir Street.