'Tumbling' definitions:

Definition of 'tumbling'

From: WordNet
noun
The gymnastic moves of an acrobat [syn: acrobatics, tumbling]

Definition of 'Tumbling'

From: GCIDE
  • Tumble \Tum"ble\ (t[u^]m"b'l), v. i. [imp. & p. p. Tumbled (t[u^]m"b'ld); p. pr. & vb. n. Tumbling (t[u^]m"bl[i^]ng).] [OE. tumblen, AS. tumbian to turn heels over head, to dance violently; akin to D. tuimelen to fall, Sw. tumla, Dan. tumle, Icel. tumba; and cf. G. taumeln to reel, to stagger.]
  • 1. To roll over, or to and fro; to throw one's self about; as, a person in pain tumbles and tosses. [1913 Webster]
  • 2. To roll down; to fall suddenly and violently; to be precipitated; as, to tumble from a scaffold. [1913 Webster]
  • He who tumbles from a tower surely has a greater blow than he who slides from a molehill. --South. [1913 Webster]
  • 3. To play tricks by various movements and contortions of the body; to perform the feats of an acrobat. --Rowe. [1913 Webster]
  • To tumble home (Naut.), to incline inward, as the sides of a vessel, above the bends or extreme breadth; -- used esp. in the phrase tumbling home. Cf. Wall-sided. [1913 Webster]

Definition of 'Tumbling'

From: GCIDE