Pay attention to what is going on with you and not with your neighbor/sibling/etc
At dinner you are fighting with your sisters/brothers and your parents say - gap in your own plate - stop paying attention to what others are doing
John: Can I help you deal with your breakup?
Linda: puff your own joint, would ya?
A self congratulatory motion involving bumping one's own fists together in a "fist bump," reserved for moments of complete awesomeness.
Akin to phrases such as "toot your own horn" and "pat yourself on the back" that can convey exuberant celebration of a specific accomplishment and / or pride in a small, personal feat.
Person 2: That's tite,man! Did you celebrate with a fist bump or a jump-hip bump?
Person 1: No one would touch me after the event, so I had to knock my own rock.
Example:
Person 1: YESSSSS!! I BEAT DONKEY KONG AT 4 AM LAST NIGHT!
Person 2: Did you knock your own rock?
Person 1: Like a quarry worker!
Angie loved Europe and the hot Belgian men, but she couldn't wait to get back and be a tourist in your own town
stapling your own hand is suicide
Are you stapling your own hand?
Making a mistake that hurts you
While golfing I mistakenly hit/used the wrong club. As a result the ball went out of bounds. Thats backing into your own stink
When someone keeps walking/bumping into you when you're walking side by side
Bump! Hey lean on your own lunch will you