1. a substance such that one to three tablespoons dissolved in a glass of warm water is a homemade emetic; [syn: powdered mustard, dry mustard]
WordNet (r) 3.0 (2006):
powdered mustard
n 1: a substance such that one to three tablespoons dissolved in
a glass of warm water is a homemade emetic [syn: powdered
mustard, dry mustard]