(ˌ)gōb|müsh noun
( plural gobe·mouches -sh(ə̇z))
Etymology: French, from gober to gulp down, swallow + mouche fly, from Latin musca — more at gobbet , midge
: a credulous person ; especially : one who believes everything he hears
as words here cost nothing, the gulping gobemouche is plentifully supplied — Richard Ford