Obs. [f. CLATTER v.] A chatterer, babbler, blabber.
1552. Huloet, Clatterer or clatterfart, which wyl disclose anye light secreate, Loquax.
1572. Stanyhurst, Descr. Irel., in Holinshed, VI. 24. The Irish enimie having an inkling by some false clatterfert or other, that a companie of them [etc.].