Gunny \Gun"ny\ (g[u^]n"n[y^]), n., Gunny cloth \Gun"ny cloth`\(kl[o^]th`; 115). [Hind. go[.n], go[.n][imac], a sack, sacking.]

A strong, coarse kind of sacking, made from the fibers (called jute) of two plants of the genus Corchorus (C. olitorius and C. capsularis), of India. The fiber is also used in the manufacture of cordage. [1913 Webster]

Gunny bag or Gunny sack, a sack made of gunny or burlap, used for coarse commodities. In the southern U. S. similar sacks are called crocus sack, croker sack, towsack, and grass sack. [1913 Webster +PJC]

Source: The Collaborative International Dictionary of English v.0.48
 

Jute \Jute\ (j[=u]t), n. [Hind. j[=u]t, Skr. j[=u][.t]a matted hair; cf. ja[.t]a matted hair, fibrous roots.]

The coarse, strong fiber of the East Indian Corchorus olitorius, and C. capsularis; also, the plant itself. The fiber is much used for making mats, gunny cloth, cordage, hangings, paper, etc.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Gunny \Gun"ny\, n., Gunny cloth \Gun"ny cloth`\ [Hind. gon, gon?,, a sack, sacking.]

A strong, coarse kind of sacking, made from the fibers (called jute) of two plants of the genus Corchorus (C. olitorius and C. capsularis), of India. The fiber is also used in the manufacture of cordage.

Gunny bag, a sack made of gunny, used for coarse commodities.

Source: Webster's Revised Unabridged Dictionary (1913)