knockoff button
n.— «The machines also lack what are commonly called knockoff buttons, a device common to actual slot machines in casinos which reset the game credits to zero, allowing the player to be reimbursed for any unused credits.» —“Court rules machines gaming devices” Clarion-Ledger (Jackson, Miss.) Apr. 8, 2006. (source: Double-Tongued Dictionary)
Further reading
Centuries ago, monks who took a vow of silence developed their own hand signs, with hundreds of gestures, that are still in use today. Plus, how do speakers of different languages distinguish similar shades and tints of colors such as red, yellow...
The words tough, through, and dough all end in O-U-G-H. So why don’t they rhyme? A lively new book addresses the many quirks of English by explaining the history of words and phrases. And: have you ever been in a situation where a group makes...