small talk

small talk idiom
Casual or trivial conversation, chitchat, as in We stood around making small talk until the guest of honor arrived. The small in this expression alludes to unimportant subjects of conversation, as opposed to serious or weighty ones. [Mid-1700s]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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