have calluses from patting (one's) own back(redirected from has calluses from patting somebody's own back)
have calluses from patting (one's) own back
To have excessively praised oneself for an achievement or a job well done. Tony was instrumental in the success of the merger—or so he says. I bet he has calluses from patting his own back.
have calluses from patting one's own backand break one's arm patting oneself on the back
Fig. to be a braggart. If you haven't heard about Bill's latest achievement, he'd be glad to tell you. He has calluses from patting his own back. Jane: I did a really wonderful job, if I do say so myself. Tom: If you're not careful, you'll break your arm patting yourself on the back.