sub out

Etymology
Short for or

Verb

 * 1)  To replace with a substitute.
 * 2)  To hire a subcontractor (to complete a task).
 * 1)  To hire a subcontractor (to complete a task).
 * 1)  To hire a subcontractor (to complete a task).
 * 1)  To hire a subcontractor (to complete a task).
 * 1)  To hire a subcontractor (to complete a task).
 * 1)  To hire a subcontractor (to complete a task).