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mazzard (n.)

Old form(s): Mazard

[jocular] skull, head, bowl

Ham V.i.88	[Hamlet to Horatio, of a skull] knocked about the mazzard with a sexton's spade [F mazard; Q2 massene]
Oth II.iii.148	[Cassio to Montano] I'll knock you o'er the mazzard