thread (thr
d)
n. 1. a. Fine cord of a fibrous material, such as cotton or flax, made of two or more filaments twisted together and used in needlework and the weaving of cloth.
b. A piece of such cord.
2. a. A thin strand, cord, or filament of natural or manufactured material.
b. Something that suggests the fineness or thinness of such a strand, cord, or filament:
a thread of smoke.
c. Something that suggests the continuousness of such a strand, cord, or filament:
lost the thread of his argument.
3. A helical or spiral ridge on a screw, nut, or bolt.
4. Computer Science a. A portion of a program that can run independently of and concurrently with other portions of the program.
b. A set of posts on a newsgroup, composed of an initial post about a topic and all responses to it.
5. threads Slang Clothes.