3. (Law) A contract or obligation under seal; a contract by deed; a
writing, under seal, given as security for a debt particularly
specified. Chitty. Bouvier. Wharton (Law Dict.).
Let specialties be therefore drawn between us.
Shak.
4. That for which a person is distinguished, in which he is specially
versed, or which he makes an object of special attention; a speciality.
Men of boundless knowledge, like Humbold, must have had once their
specialty, their pet subject.