I. va ‧ nil ‧ la 1 /vəˈnɪlə/ BrE AmE noun [uncountable]
[ Date: 1600-1700 ; Language: Spanish ; Origin: vainilla , from vaina 'cover for a blade' , from Latin vagina ; ⇨ ↑ vagina ]
a substance used to give a special taste to ↑ ice cream , cakes etc, made from the beans of a tropical plant
II. vanilla 2 BrE AmE adjective
1 . having the taste of vanilla:
vanilla ice cream
2 . ( also plain-vanilla ) plain, ordinary, or uninteresting:
There are no plans for an inexpensive vanilla version of the software.