ˈmʌstəd n. 1 a
any of
various plants of
the genus Brassica with slender pods
and yellow flowers,
esp. B. nigra. b any of various plants of the genus Sinapis, esp. S. alba, eaten at the
seedling stage,
often with
cress. 2 the seeds of
these which are crushed,
made into a
paste, and used as a
spicy condiment. 3 the brownish-yellow
colour of
this condiment. 4 sl. a
thing which adds piquancy or
zest. ømustard
gas a
colourless oily liquid,
whose vapour is a
powerful irritant and vesicant. mustard
plaster a
poultice made with mustard. mustard
seed 1 the seed of the mustard
plant. 2 a
small thing
capable of
great development (Matt. 13:31). [ME f. OF mo(u)starde: orig. the condiment as prepared with MUST(2)]