What is Upright ?
Upright is adj standing straight up, vertical He got dizzy as soon as he stood upright. Put the backs of your seats into the upright position for landing. She picked up the vase and placed it upright on the table. noun 1. a vertical post The goalkeeper was leaning against one of the uprights. 2. a pi- ano with a vertical body. Compare grand
source: Easier English, Student Dictionary Upper Intermediate Level