Hypertext Webster Gateway: "crocking"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Crock \Crock\, v. t. [imp. & p. p. {Crocked} (kr[o^]kt); p. pr.
& vb. n. {Crocking}.]
To soil by contact, as with soot, or with the coloring matter
of badly dyed cloth.
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