a small or minute quantity; bit.
Origin of drib
First recorded in 1720–30; back formation from driblet
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for drib
Drib′bler; Drib′let, Drib′blet, a small drop: a small quantity.
"drop," c.1730, Scottish, perhaps from dribble.
Online Etymology Dictionary, © 2010 Douglas Harper