mus ‧ tard /ˈmʌstəd $ -ərd/ BrE AmE noun [uncountable]
[ Date: 1100-1200 ; Language: Old French ; Origin: moustarde , from moust 'grape juice' , from Latin mustum ; ⇨ ↑ must 2 ]
1 . a yellow sauce with a strong taste, eaten especially with meat
2 . a plant with yellow flowers and seeds that are used to make mustard sauce
3 . a yellow-brown colour
4 . cut the mustard informal to be good enough to do something:
Other magazines have tried to copy ZAPP, but have never quite cut the mustard.
⇨ keen as mustard at ↑ keen 1 (4)