Benelux
[ ben-l-uhks ]
/ ˈbɛn lˌʌks /
noun
a customs union comprising Belgium, the Netherlands, and Luxembourg, begun January 1, 1948.
Belgium, the Netherlands, and Luxembourg considered together.
British Dictionary definitions for benelux
Benelux
/ (ˈbɛnɪˌlʌks) /
noun
the customs union formed by Belgium, the Netherlands, and Luxembourg in 1948; became an economic union in 1960
these countries collectively