put on (one's) thinking cap(redirected from puts on their thinking caps)
put on (one's) thinking cap
To begin thinking or considering very carefully and seriously (about something). If we all put on our thinking caps, I'm sure we can come up with a way to earn enough money to go to the baseball game this weekend. A: "Well, boss, what do you think we should do?" B: "Just let me put on my thinking cap for a minute."
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
put on one's thinking cap
Think or reflect seriously, as in A new slogan? I'll have to put on my thinking cap for that. This term originated in the late 1800s and replaced considering cap, which dates from the early 1600s.
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.
put on your thinking capmeditate on a problem. informal
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put on one's thinking cap, to
To take time to reflect or ponder. This term, which at first was stated as one’s considering cap, dates from the early seventeenth century. “Now I’ll put on my considering cap,” wrote John Fletcher in his play The Loyal Subject (1618). It only became a thinking cap in the late nineteenth century.
The Dictionary of Clichés by Christine Ammer Copyright © 2013 by Christine Ammer