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Meaning of prepositional verb

preposi'tional verb'

Pronunciation: [key]
— Gram. Gram.
  1. a combination of verb and preposition, often with idiomatic meaning, differing from other phrasal verbs in that an object must always follow the preposition, as take after in The children take after their mother. Cf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.