— trombonist /trom boh"nist, trom"boh-/ , n.
/trom bohn", trom"bohn/ , n.
a musical wind instrument consisting of a cylindrical metal tube expanding into a bell and bent twice in a U shape, usually equipped with a slide (slide trombone) .
[ 1715-25; tromb ( a ) trumpet (
trumpa, trumba horn, trumpet) + -one aug. suffix ]