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.
Not subtle or reserved, brash.
High-quality; premium; (by extension) having a strong or pungent odour indicating good quality.
Of great intensity.
Having unpleasantly and tastelessly contrasting colours or patterns; gaudy.
Noisy.
High-quality marijuana.
A loud sound or part of a sound.
Loudly.