Trumpet  —n. 1 brass instrument with a flared bell and bright penetrating tone. 2 trumpet-shaped thing (ear-trumpet). 3 sound of or like a trumpet. —v. (-t-) 1 a blow a trumpet. B (of an enraged elephant etc.) Make a trumpet-like cry. 2 proclaim loudly.  trumpeter n. [french diminutive: related to *trump2]