1.
meeting, first introduction, get-together
A meeting where people come together to see each other's faces and get acquainted, especially for the first time. Often used for formal or semi-formal occasions like project kickoffs, family introductions, or pre-wedding meetings.
Forms
顔 (face) + 合わせ (putting together)
Literally "putting faces together" — meeting face to face.
Cultural note
両家の顔合わせ (meeting of both families) is an important step before a Japanese wedding. The families of the bride and groom meet formally, often over a meal at a restaurant. It may replace or precede the more traditional 結納 (formal engagement ceremony).
In business, 顔合わせ refers to an initial meeting where team members or stakeholders meet for the first time.