hold|o|ver «HOHLD OH vuhr», noun.
1. a) a person who continues to hold an office after his term has expired: »

He was a holdover from the Cabinet that quit on Monday (New York Times).

b) a person or thing that remains behind from a former period: »

the little village of Washington in Connecticut, one of the most charming holdovers of the past that state possesses (Atlantic).

2. U.S. something left over; remainder: »

doing the best it could on crackers and cheese and holdovers (Los Angeles Express).

3. U.S. a student who repeats a course, grade, or program.
4. a tree left standing after others have been cut down.

Useful english dictionary. 2012.