come short
To disappoint. To not meet certain expectations or goals. I came short on my sales goal this month, which is really disappointing. I know I was supposed to run a full mile. I didn't want to come short, but I was going to collapse if I didn't take a break!
come ˈshort
(South African, informal) have an accident; get into trouble: Kim broke her collarbone and Lisa and a couple others also came short.We’ve seen a lot of IT companies come short through aggressive expansion.