Is “Mousing” a Scrabble word?

1.To move cautiously or furtively, in the manner of a mouse (the rodent) (frequently used in the phrasal verb to mouse around).

2.To hunt or catch mice (the rodents), usually of cats.

3.To close the mouth of a hook by a careful binding of marline or wire.

“Captain Higgins moused the hook with a bit of marline to prevent the block beckets from falling out under slack.”

1.The act of hunting mice (or similar prey), especially by pouncing on them from above.

2.A turn or lashing of spun yarn or small stuff, or a metallic clasp or fastening, uniting the point and shank of a hook to prevent its unhooking or straightening out.

3.A ratchet movement in a loom.

1.Impertinently inquisitive; prying; meddlesome.