n.
Pronunciation: ' üm-( ˌ )pä, ' u ̇ m-
Variant: also oom · pah-pah \ ˌ üm-( ˌ )pä- ' pä, ˌ u ̇ m- \
Function: noun
Etymology: imitative
Date: 1877
: a repeated rhythmic bass accompaniment especially in a band also : music featuring such accompaniment
– oompah verb