Hypertext Webster Gateway: "Muffing"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Muff \Muff\, v. t. [imp. & p. p. {Muffed}; p. pr. & vb. n.
{Muffing}.]
To handle awkwardly; to fumble; to fail to hold, as a ball,
in catching it.
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