(はちあ)わせ

はちあわせ
noun
running into someone; unexpected encounter
society
1. running into someone; bumping into; unexpected encounter
An unplanned meeting with someone, often in an awkward or unwelcome situation. Literally refers to two heads bumping together.
(えき)(もと)カノ鉢合(はちあ)わせした
I ran into my ex-girlfriend at the station.
I bumped into my boss in the hallway and it was awkward.
The burglar tried to escape but ran right into the returning resident.

An unexpected, often unwelcome encounter. The word comes from the image of two people bumping heads ((はち) refers to the top of the head).

Common collocations

Often implies the encounter is inconvenient, embarrassing, or unwanted. Used more dramatically than ()くわす (to come across) or 偶然(ぐうぜん)() (to meet by chance).