tripping

Etymology

verb

1. present participle and gerund of trip

adj

1. Quick; nimble; stepping lightly and quickly.
2. (heraldry, not comparable) Having the right forefoot lifted, the others remaining on the ground, as if trotting; trippant.
   a buck tripping
   Robinson, … vert, on a chev. betw. three bucks, tripping, or, as many cinquefoils gu.—Crest, a buck, tripping, or. 1828, William Berry, Encyclopaedia Heraldica, Or Complete Dictionary of Heraldry
   [A] buck tripping proper (of its natural colour), is borne by the name of Williams; Argent, a buck tripping proper, attired and unguled (horned and hoofed) or, by the name of Holme, in Scotland. The same arms are borne by the[…] 1846, William Newton, A Display of Heraldry, page 97
   Ar. three stags tripping ppr. 1894, Notes and Queries, Historical, Biographical and Genealogical, Relating Chiefly to Interior Pennsylvania, page 53
3. (slang) Undergoing a hallucinogenic trip.
4. (slang) Saying or acting crazy or foolish.
   “He’s tripping!” “Your tripping”

noun

1. The act of one who trips.
   At present we only produce some of those slips and trippings of the tongue and pen to which we are all liable in our unguarded moments[…] 1821, The Recreative Review, or Eccentricities of Literature and Life