fetterbush

[ fet-er-boo sh ]
/ ˈfɛt ərˌbʊʃ /

noun

an evergreen shrub, Lyonia lucida, of the heath family, native to the southern U.S., having clusters of fragrant, white flowers.
a similar shrub, Pieris floribunda, having long upright clusters of small white flowers.
any of several heathlike shrubs of the southern U.S.

Origin of fetterbush

1855–60, Americanism; fetter + bush1; so called because it impedes walkers