play hide and seek - Phrases/Idioms
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.
Evade or seem to evade someone. For example, Bill is hard to pin down—he's always playing hide and seek. This expression alludes to the children's game in which one player tries to find others who are hiding. It has been used figuratively since the mid-1600s.