The Collaborative International Dictionary
Sharp \Sharp\, v. t. [imp. & p. p. Sharped; p. pr. & vb. n. Sharping.]
To sharpen. [Obs.]
--Spenser.(Mus.) To raise above the proper pitch; to elevate the tone of; especially, to raise a half step, or semitone, above the natural tone.
Wiktionary
vb. (context music English) (present participle of sharp English)
Usage examples of "sharping".
I'm no gambling man myself, much, and have never had the skill or nerve for sharping anyway, but in my time I've seen 'em all: stud games in Abilene livery stables with guns and gold-pokes down on the blanket, nap schools from Ballarat to the Bay, penny-ante blackjack in political country houses (with D'Israeli dealing and that oily little worm Bryant planting aces in my unsuspecting pockets, damn him), and watched the sharks at work with cold decks, shaved edges, marked backs, and everything up their sleeves bar a trained midget - and you may take my word for it, the last place on God's earth you'd want to sit on the Queen of Spades or try to juggle the stakes is Grandmama's drawing-room after dinner.
Oh, yes, and another sharping stonea round `un with a treadle-foot `twould be fine.
We'uns had in mind a sharping stone on a treadle-foot fer sharping knives and shears and such like.