Having a lack of sleep; as your spine elongates as you sleep, reversing the effects of gravity on your spine.
If you don't sleep enough your spine will have less time to stretch out and be more compressed when you wake up then if you slept a full length
"ya man I showed up short to that exam"
It means little or small but you can use it for yourself because your small
You: I'm tall
Me: No. Your just a short baby
being short is getting patted on the head whenever someone passes you and getting remined that your short 30 times a day
"your short"
Official is the definition of short.
A short official chair stands behind a tree.