Eid ul-Fitr is a Muslim holiday celebrated when Ramadan , the month of fasting , finishes . Eid ul-Fitr , Eid al-Fitr , Id-ul-Fitr , or Id al-Fitr ( ; Ë iË d Ê l Ë fÉ tÉ , ) , often abbreviated to Eid , is a three-day Muslim holiday that marks the end of Ramadan , the Islamic holy month of fasting ( sawm ) . Eid is an Arabic word meaning `` festivity '' , while Fiá r means `` conclusion of the fast '' ; and so the holiday celebrates the conclusion of the thirty days of dawn-to-sunset fasting during the entire month of Ramadan .