What Does It Mean?

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From our dictionary:
drub

(drub),
v., drubbed, drub•bing,
—n.

v.t.
1. to beat with a stick or the like; cudgel; flog; thrash.
2. to defeat decisively, as in a game or contest.
3. to drive as if by flogging: Latin grammar was drubbed into their heads.
4. to stamp (the feet).

n.
a blow with a stick or the like.