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Definition of "childish" []

  • Of, relating to, or suitable for a child or childhood: a high, childish voice; childish nightmares. (adjective)
  • Marked by or indicating a lack of maturity; puerile: tired of your childish pranks. (adjective)
  • Not complicated; simple. (adjective)
  • Affected mentally by old age; senile. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "childish" in a sentence
  • "Marco Reininger, a veteran and political science major at Columbia, wrote on The Huffington Post that, despite what he called the childish catcalls that greeted Maschek, the institution as a whole is neither as elitist nor as condescending as the media firestorm suggests."
  • "With tear-filled eyes, my younger siblings and I waved goodbye as one by one the older kids deserted us and what they termed our childish ways."
  • "Percy, who disapproved of what he termed their childish behavior, didn't spend much time in the Gryffindor common room."