Definition of thread:
a fine cord of twisted fibers (of cotton or silk or wool or nylon etc.) used in sewing and weaving
any long object resembling a thin line; "a mere ribbon of land"; "the lighted ribbon of traffic"; "from the air the road was a grey thread"; "a thread of smoke climbed upward"
the connections that link the various parts of an event or argument together; "I couldn't follow his train of thought"; "he lost the thread of his argument"
the raised helical rib going around a screw
to move or cause to move in a sinuous, spiral, or circular course; "the river winds through the hills"; "the path meanders through the vineyards"; "sometimes, the gout wanders through the entire body"
pass a thread through; "thread a needle"
remove facial hair by tying a fine string around it and pulling at the string; "She had her eyebrows threaded"
pass through or into; "thread tape"; "thread film"
thread on or as if on a string; "string pearls on a string"; "the child drew glass beads on a string"; "thread dried cranberries"