When you find out your significant other is cheating and you decide to take action by saying you want to try some rope play. You then tie their upper arms to their side so they only have T-rex arms available. Then you bend them over as if you were going to give it to them doggie style. And you proceed by simultaneously ripping their hair back and slamming it into their ass with no line. The scream that is then released will resemble that of the T-rex little arms and all.

A person who doesn't realize they are transgender yet, or is in denial; an undeveloped transgender person. When they realize, it's referred to as the "egg cracking."