What is filling up; hence, added merely for the purpose of filling up; superfluous. "Expletive imagery." Hallam. Expletive phrases to plump his speech. Barrow called?

expletive — Filling up; hence, added merely for the purpose of filling up; superfluous. "Expletive imagery." Hallam. Expletive phrases to plump his speech. Barrow. (Webster's 1913.)

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