1.
Liaison is co-operation and the exchange of information between different organizations or between different sections of an organization.
Liaison between police forces and the art world is vital to combat art crime.
...those who work in close ~ with alcoholics.
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2.
If someone acts as ~ with a particular group, or between two or more groups, their job is to encourage co-operation and the exchange of information.
I have a professor on my staff here as ~ with our higher education institutions...
She acts as a ~ between patients and staff.
N-UNCOUNT: also a N, oft N with n
3.
You can refer to a sexual or romantic relationship between two people as a ~.
She embarked on a series of sexual ~s with society figures.
= affair
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