candy-bar phone
n.— «“If I could just pick your brain: What do you think of the candy-bar style?” Mermelstein asked. “I have nothing against the candy-bar phones,” Mossberg said. There are three types of phones—flip and slide phones, which hide the keys, and a candy bar, where all the features are displayed on one plane.» —“Critical Mass” by Ken Auletta New Yorker May 14, 2007. (source: Double-Tongued Dictionary)