'Ribbed' definitions:

Definition of 'ribbed'

From: WordNet
adjective
Furnished or strengthened with ribs [ant: ribless]
adjective
(of the surface) having a rough, riblike texture [syn: costate, ribbed]

Definition of 'Ribbed'

From: GCIDE
  • Rib \Rib\, v. t. [imp. & p. p. Ribbed; p. pr. & vb. n. Ribbing.]
  • 1. To furnish with ribs; to form with rising lines and channels; as, to rib cloth. [1913 Webster]
  • 2. To inclose, as with ribs, and protect; to shut in. [1913 Webster] [1913 Webster]
  • It [lead] were too gross To rib her cerecloth in the obscure grave. --Shak. [1913 Webster]
  • To rib land, to leave strips of undisturbed ground between the furrows in plowing. [1913 Webster]

Definition of 'Ribbed'

From: GCIDE
  • Ribbed \Ribbed\, a.
  • 1. Furnished or formed with ribs; as, a ribbed cylinder; ribbed cloth. [1913 Webster]
  • 2. (Mining) Intercalated with slate; -- said of a seam of coal. --Raymond. [1913 Webster]