'Upsitting' definitions:

Definition of 'Upsitting'

From: GCIDE
  • Upsitting \Up"sit`ting\, n. A sitting up of a woman after her confinement, to receive and entertain her friends. [Obs.] [1913 Webster]
  • To invite your lady's upsitting. --Beau. & Fl. [1913 Webster]