A gathering for the purpose of promoting fellowship(noun)
WordNet. Princeton University. 2010.
Use "social gathering" in a sentence
"Hence, although the Rondo may not be unworthy of finding occasionally a place in a programme of a social gathering with musical accompaniments and even of a non-classical concert, it will disappoint those who come to it with their expectations raised by Chopin's chefs-d'oeuvre, where all is poetry and exquisiteness of style."
"The evening's conversation terminated very pleasantly, after an engagement on Leonard's part to join the Vanross family in a little social gathering at their home a week later, on which occasion he would be regarded as the guest of the family generally and the especial escort of Hortense."
"At some of these meetings she felt prompted to speak, and did so at a social gathering at Earlham Hall, when all present owned her remarkable influence upon them."