sip [-s] n

see sip, v.

  1. Small quantities of some liquid taken by sipping.

sip [sipped] v

Of obscure origin; poss. modification of sup intended to express a slighter action.

  1. To drink a small quantity at a time.
  2. [Fig.] to breathe in a small quantity.
  3. [Fig.] to reveal cleverly like a hummingbird drinking nectar.