1. To behave foolishly or idly waste time. The employees were crapping around the office until the boss showed up. Quit crapping around and pay attention in class!
2. To interfere, meddle, or trifle with something or someone. (Usually followed by "with.") You need to learn not to crap around with other people's belongings. I'm sick and tired of the government crapping around with us.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
1. Waste time, act foolishly, as in Stop crapping around and get to work. This usage derives from crap in the sense of "defecate." [ Vulgar slang; 1930s"
2. Trifle with, as in It's time that we all stopped crapping around with the environment. [ Vulgar slang; 1940s]
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.