cowbell /ˈkaʊˌbɛl/ noun3 •A bell worn by cows; sometimes with an ornate strap. •A musical instrument, typically found without a clapper.This song would sound better with the addition of a cowbell.It's good, but it really needs more cowbell. •Misconstruction of bell cow.The Eagles don't have a cow-bell running back, like Gurley, but they have enough by-committee. — 2018 formscowbells