(~s, ~ing, ~d)
1.
The ~ is the official who controls a sports event such as a football game or a boxing match.
N-COUNT
2.
When someone ~s a sports event or contest, they act as ~.
Vautrot has ~d in two World Cups.
VERB: V
3.
A ~ is a person who gives you a reference, for example when you are applying for a job. (mainly BRIT; in AM, use reference )
N-COUNT