DictionaryAI

liaison

lee-AY-zahn/liˈeɪˌzɑn/UKlee-AY-zon/liˈeɪˌzɒ̃/

Pluralliaisons

6 meanings of liaison

Practice

  1. 1
    contact personnouncountable
    A person whose job is to pass information between two groups.

    My aunt is the liaison between the school and the parents.

    Each class picks a student liaison to share news with the student council.

    UsageSay a liaison between two groups, or with one group.

    Similargo-between, mediator

  2. 2
    communicationnoununcountable
    Contact and working together between people or groups so that each knows what the other is doing.

    There was no liaison between the two offices, so nobody knew about the change.

    Parents want better liaison with teachers about homework.

    UsageSay liaison with or between groups. The verb is liaise.

    Similarcommunication, contact, cooperation, coordination

  3. 3
    affairnounfigurativelycountable
    A secret love affair, or a private meeting between two lovers.

    The singer's liaison with a married actor was all over the news.

    Their secret liaison lasted for years before her husband found out.

    UsageSay someone had a liaison with another person.

    Similaraffair, dalliance

Less common meanings

  1. 4
    verbnonstandardintransitive
    To stay in contact with another person or group and share information.

    "Can you liaison with the other team and find out when they're ready?" my boss asked.

    "I've been liaisoning with the caterers all week," she said on the phone.

    UsageIn writing, say liaise with someone instead.

    Similarliaise, coordinate

  2. 5
    noun
    In speech, joining one word smoothly to the next, often by saying a final letter that is usually silent.
  3. 6
    noun
    A mix used in cooking to make sauces thicker, usually made with egg yolks.

Practice

Can you tell the meanings of liaison apart? Answer 3 quick questions from this page, or write your own sentence and AI will check it.

Origin

From French liaison, meaning "binding", from a Latin word meaning "to bind".

Checked 30 Oct 2026 · 3 facts