(_|_) a regular a**

(_!_) a real a**

(__|__) a fat a**

(!) a tight a**

(__) a smart a**
(_._) a flat a**

(_*_) a sore a**

(_!__) a lop-sided a**

{_!_} a wobbly a**

(_o_) an a** that’s been around

(_O_) an a** that’s been around a lot

(_x_) kiss my a**

(_X_) leave my a** alone

(_zzz_) a tired a**

(_13_) an unlucky a**

(_$_) money coming out of his/her a**

(_?_) a dumb a**

Thanks to Peter Thong