pickACK . ACK "acknowledged"; used frequently in discussion boards, tech-speak No categories: add yours Source: Internet slang 'ACK' on video Word Family “ack” | Turn & Learn ABCs | Super Simple ABCs Ấy ơi ấy à - ACK - thảm họa mới của nhạc Việt ACK.band | کنسرت خفن و طنز «آک بند» - طنز Mars Attack Ack Ack Ack Ack Ack Ack sort: relevance, mode: exact match, q: "ACK", maxResults: 4, videoEmbeddable: true, videoSyndicated: true, safeSearch: strict, type: video Subscribe to: Internet SlangEnglish Slang Leave my opinion