Brash /(brăsh)/

Brash

a.
  1. Hasty in temper; impetuous.

Brash

a.
  1. Brittle, as wood or vegetables. [Colloq., U. S.]

Brash

n.
  1. A rash or eruption; a sudden or transient fit of sickness.
  2. Refuse boughs of trees; also, the clippings of hedges. [Prov. Eng.]
  3. Broken and angular fragments of rocks underlying alluvial deposits. (Geol.)
  4. Broken fragments of ice.

Phrases & Compounds

Water brash
an affection characterized by a spasmodic pain or hot sensation in the stomach with a rising of watery liquid into the mouth; pyrosis.
Weaning brash
a severe form of diarrhea which sometimes attacks children just weaned.