Rub
From BiblePortal Wikipedia
Webster's Dictionary [1]
(1): ( n.) A short, thick man; a dwarf.
(2): ( n.) Victuals; food.
(3): ( v. i.) To drudge; to do menial work.
(4): ( v. t.) To dig; to dig up by the roots; to root out by digging; - followed by up; as, to grub up trees, rushes, or sedge.
(5): ( v. t.) To supply with food.
(6): ( v. i.) To dig in or under the ground, generally for an object that is difficult to reach or extricate; to be occupied in digging.
(7): ( n.) The larva of an insect, especially of a beetle; - called also grubworm. See Illust. of Goldsmith beetle, under Goldsmith.
Vine's Expository Dictionary of NT Words [2]
1: Ψώχω (Strong'S #5597 — Verb — psocho — pso'-kho )
"to rub, to rub to pieces," is used in Luke 6:1 .