BIRTHDAY PARTY(noun)Did you mean?Synonyms RhymesAlso 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 & RelationsAnagramsStarts BStarts BIStarts BIRStarts BIRTEnds YEnds TYEnds RTYEnds ARTYStarts B & ends YStarts BI & ends YStarts B & ends TYA-Z Proximitiesbirsy10birth10birthdatebirthdatesbirthday17 Birthday Party birthdays18birthdom16birthdoms17birthed13birthing14