'Foundering' definitions:

Definition of 'foundering'

From: WordNet
noun
(of a ship) sinking [syn: foundering, going under]

Definition of 'Foundering'

From: GCIDE
  • Founder \Found"er\, v. i. [imp. & p. p. Foundered; p. pr. & vb. n. Foundering.] [OF. fondrer to fall in, cf. F. s'effondrer, fr. fond bottom, L. fundus. See Found to establish.]
  • 1. (Naut.) To become filled with water, and sink, as a ship. [1913 Webster]
  • 2. To fall; to stumble and go lame, as a horse. [1913 Webster]
  • For which his horse fear['e] gan to turn, And leep aside, and foundrede as he leep. --Chaucer. [1913 Webster]
  • 3. To fail; to miscarry. "All his tricks founder." --Shak. [1913 Webster]

Synonyms of 'foundering'

From: Moby Thesaurus