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Webster 1913 Edition

Noun.

One who gives publicity, proclaims, or blazons; esp., one who blazons coats of arms; a herald.

Burke.

Noun.

One that blazons; a herald; an evil speaker, or propagator of scandal.

blazoner ‎(plural blazoners)

One who gives publicity, proclaims, or blazons; especially, one who blazons coats of arms; a herald.
(Can we find and add a quotation of Burke to this entry?)