Meaning of hairline

hair•line

Pronunciation: (hâr'līn"), [key]
— n.
  1. a very slender line.
  2. the lower edge of the hair, esp. along the upper forehead: a hairline that slowly receded.
  3. worsted fabric woven with very fine lines or stripes.
    1. a very thin line on the face of a type. See illus. undertype.
    2. a style of type consisting entirely of such lines.
    3. a thin rule for printing fine lines.
    4. undesirable vertical lines between letters, caused by worn matrices.
—adj.
  1. narrow or fine as a hair: a hairline fracture.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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