• WordNet 3.6
    • n applecart a handcart from which apples and other fruit are sold in the street
    • n applecart the planning that is disrupted when someone `upsets the applecart'
    • ***


Don't upset the applecart - If you are advised not to upset the applecart, you are being told not to disturb the way things are done because it might ruin things.


In literature:

Macedonia at a later date upset the applecart.
"Experiences of a Dug-out, 1914-1918" by Charles Edward Callwell
The other tenth liked things as they were and were quite convinced that the space envoy would upset their applecarts.
"Off Course" by Mack Reynolds (AKA Dallas McCord Reynolds)
Just a direct pushing over an applecart he couldn't steer!
"With a Vengeance" by J. B. Woodley
And those confounded people must go and upset the applecart.
"Caesar's Wife" by William Somerset Maugham