(1):

(n.) Spun wool; woolen thread; also, thread of other material, as of cotton, flax, hemp, or silk; material spun and prepared for use in weaving, knitting, manufacturing sewing thread, or the like.

(2):

(n.) A story told by a sailor for the amusement of his companions; a story or tale; as, to spin a yarn.

(3):

(n.) One of the threads of which the strands of a rope are composed.