[ap-uh
l-kahrt] 
| 1. | a pushcart used by a vendor of apples. |
| 2. | upset the or someone's applecart, to ruin plans or arrangements; spoil something: He was making a fantastic profit until a competitor upset the applecart by cutting prices. |
| applecart | |
noun | |
| 1. | the planning that is disrupted when someone 'upsets the applecart' |
| 2. | a handcart from which apples and other fruit are sold in the street |