มองหาคำศัพท์ใดก็ได้ เช่น jamflex:

1 definition by JPSmack

 
1.
if you rub your hand over your tire and it's not round. there is almost like a wave around the tire
I find that certain brands of tires are more prone to "scallop-ing" than others.
โดย JPSmack 22 พฤษภาคม 2005