Happy /(hăp"py̆)/

Hap·py

Happy

a.
  1. Favored by hap, luck, or fortune; lucky; fortunate; successful; prosperous; satisfying desire; as, a happy expedient; a happy effort; a happy venture; a happy omen.
    Chymists have been more happy in finding experiments than the causes of them.
  2. Experiencing the effect of favorable fortune; having the feeling arising from the consciousness of well-being or of enjoyment; enjoying good of any kind, as peace, tranquillity, comfort; contented; joyous; as, happy hours, happy thoughts.
    Happy is that people, whose God is the Lord.
    — Ps. cxliv. 15.
    The learned is happy Nature to explore, The fool is happy that he knows no more.
  3. Dexterous; ready; apt; felicitous.
    One gentleman is happy at a reply, another excels in a in a rejoinder.

Phrases & Compounds

Happy family
a collection of animals of different and hostile propensities living peaceably together in one cage. Used ironically of conventional alliances of persons who are in fact mutually repugnant.
Happy-go-lucky
trusting to hap or luck; improvident; easy-going.