BIRTHDAY PARTY(noun) Did you mean: Synonyms Rhymes Also try: birthpartiesDefinitions There is 1 meaning of the phrase Birthday Party. Birthday Party - as a noun A party held on the anniversary of someone's birth Word Variations & RelationsAnagrams Starts B Starts BI Starts BIR Starts BIRT Ends Y Ends TY Ends RTY Ends ARTY Starts B & ends Y Starts BI & ends Y Starts B & ends TY A-Z Proximitiesbirsy 10birth 10birthdatebirthdatesbirthday 17 Birthday Party birthdays 18birthdom 16birthdoms 17birthed 13birthing 14