What is "his nibs"

Nib \Nib\ (n[i^]b), n. [A variabt of neb.]

1. A small and pointed thing or part; a point; a prong. ``The little nib or fructifying principle.''
   --Sir T. Browne.

2. (Zo["o]l.) The bill or beak of a bird; the neb.

3. The points of a pen; also, the pointed part of a pen; a short pen adapted for insertion in a holder.

4. One of the handles which project from a scythe snath; also, [Prov. Eng.], the shaft of a wagon.

5. pl. See his nibs, below.

   his nibs Someone who gives a command or makes a demand, often one who acts in a self-important manner, sometimes one with authority; -- used mockingly as a jocose term, as if a title of honor, but not usually in the presence of the person referred to, and usually indicating resentment or contempt. [Colloq.]

n. (context cribbage English) a jack turned up by the dealer. (see also his nob) pron. Mock title used to refer to an authoritative, bossy or demanding person.

His Nibs (1921) is a comedy film starring Chic Sale and Colleen Moore.