[f. ALLITERATE v. + -OR, on analogy of L. agent-nouns f. ppl. stems. Cf. L. litterātōr a teacher of letters.] One who makes use of alliteration.
1755. Colman & Thornton, in Connoiss., No. 83. The alliterator must be as busily employed to introduce his favourite vowel or consonant, as the Greek poet to shut out the letter he had proscribed.