I. overage |ōvə(r)|āj adjective
Etymology: over (II) + age, n.
1. : too old or regarded as too old to be serviceable or useful
overage warships
an overage stand of timber
2. : older than is normal for one's position, function, or grade
overage students
II. over·age ˈōvərij noun
Etymology: over (III) + -age
1. : surplus , excess ; specifically : the amount of a product above that recorded as having been shipped or placed in storage
2. : an excess over a required amount
an overage was disclosed
— opposed to shortage
3. : the quantity of a pharmaceutical included in a container in excess of the labeled amount (as in an ampul containing a liquid medication intended for injection)