Gleaner (noun)

A person who collects scraps or leftovers, especially of food.

Origin:

From the middle english word "glenen" which means to gather grain left behind after the main harvest.

Examples:

1. The gleaners were picking through the fields for any leftover grain.
2. The gleaners worked hard to gather every bit of food they could find.
3. She was a gleaner, collecting food scraps to feed her family.
4. During hard times, many people turned to gleaning to supplement their food supply.
5. The gleaners used to work hard in the fields to collect the leftovers after the harvest.