buddy up

buddy up idiom
Be very friendly, as in He is always wanting to buddy up with me, but I don't really like him. [Slang; early 1900s]

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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