From an entry by Harold W. Attridge, “agape”, The HarperCollins Encyclopedia of Catholicism, 1995, ISBN 0006279317, page 24:
“… Agape came to be used for a special meal, a “love feast” in which both divine and human love were manifested in sharing and fellowship. Originally there seems to have been no distinction between community meals and the Eucharist (1 Cor 11:17-34). The two are distinguished by the early second century (Jude 12; Ignatius, Smyrn. 8.2). By the end of the century community meals are widely practiced (Tertullian Apology 39; Clement of Alexandria Paedagogue 2.1; Hippolytus Apostolic Tradition 26.1.2). The practice of the agape meal was eventually excluded from churches. …”.