DiDip
n.— «I was thinking of you last night when I was swigging my diet Dr. Pepper… “damn that Jason Wood for shining a light on how good Dr. Pepper is!”…“DiDip,” as we used to affectionately call it in my college days.» —“Startup essentials: Dr. Pepper, coffee and accessories” by Dennis Howlett ZDNet.com: Enterprise Alley Sept. 26, 2008. (source: Double-Tongued Dictionary)