very thin, as thin as a hair
A fishing line made from hair.
The line along one's forehead where hair starts growing.
A very thin line in writing, drawing, or typography.
A very thin fissure.
Thin and pale therefore suggestive of water.
Tearful.
Diluted or having too much water.
Weak and insipid.
Resembling or characteristic of water.
Wet, soggy or soaked with water.
Discharging water or similar substance as a result of disease etc.