[pronounced as an alveolar click; spelling pronunciation tuht]
(used as an exclamation of contempt, disdain, impatience, etc.)
an exclamation of “tut.”
verb (used without object), tut·ted, tut·ting.
to utter the exclamation “tut.”
Origin of tut
First recorded in 1520–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
interjection, noun, verb tuts, tutting or tutted
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
1520s, along with tush (mid-15c.), a natural interjection expressing contempt.
Online Etymology Dictionary, © 2010 Douglas Harper