যেকোনো শব্দ খুঁজুন, যেমনঃ turnt:

1 definition by Frances Wates

 
1.
Is when the male partner's balls repeatedly smack against the female partner's vagina while perfoming anal sex.
Martha really likes the double doppler effect when I am doing her up the butt.
লিখেছেন- Frances Wates 19 de জুন de 2006