Definition of Multnomah in US English:
Multnomah
noun
historical
The extinct Chinookan language of the Multnomahs, a dialect of Kiksht.
Origin
Early 19th century (in an earlier sense). From Kiksht máɫnumax̣ those towards the water.
Pronunciation
Multnomah
/mʌltˈnəʊmə/