How should the Muslims greet each other on the Eid day?

Answer By Dr Zakir Naik.

Eid Greeting :

تَقَبَّلَ اللّهُ مِنَّا وَ مِنْكُمْ

'Taqabbala Allahu minna wa minkum'

Meaning : "May ALLAH accept from us and you"

[Fath Al Bari , Vol:2 , Page:446]

Source Video: http://www.youtube.com/watch?v=TsmhaHbQsG4