GRAB n.
wells that are drilled, bored, or driven. Grab hag, at fairs, a bag or box holding small articles which are to be drawn, without being seen, on payment of a small sum. [Colloq.] -- Grab game, a theft committed by grabbing or snatching a purse or other piece of property. [Colloq.]
GRAIN n. 2 definitions
Any small, hard particle, as of sand, sugar, salt, etc.; hence, any minute portion or particle; as, a grain of gunpowder, of pollen, of starch, of sense, of wit, etc. I . . . with a grain of manhood well resolved. Milton.