Leakatear is when you see some bitch, that is so fuck'n hot, that she makes your now, semi hard cock discharge a load of steaming hot precum, precum that makes your shorts stick to your leg the rest of the day or night, which ever may be the case.
Holy shit dude! Did you see that fuck'n hot ass bitch in the club, shit man! she was so fuck'n hot I did a Leakatear, my shorts are stuck to my leg now. His friend: Your not sittn in my car dude after doing a leakatear, your gunna have to catch a cab, later..