look up any word, like vai tomar no cu:
Tahahahay is an extremely annoying and stupid way of laughing. Tahahahay is just another way of saying the classic haha's or the hehe's.
Tahahahay is pronounced as it is written, TA-HA-HA-HAY
person 1 : "omg i hate you"
person 2 : "tahahahay"
person 1 : "your so annoying"
person 2 : "TAHAHAHAY"
by kyle da almighty April 29, 2011
4 0