on the Q.T.
Secretly, as in They told her on the Q.T. that she was being promoted. This slangy term, in which Q.T. is an abbreviation for “quiet,” was first recorded in 1884.
Content related to on the Q.T.
Why Does The Letter Q Almost Always Need The Letter U?Scrabble players are acutely aware that Q is a tricky letter. To use a Q in the game, a player must also find an available U. The fact that Q is the second most rarely used letter in the alphabet certainly doesn’t make using Q any easier.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.