ichidan verb, intransitive verb
meet face to face; have an audience with; meet (formally)
Formal, somewhat literary verb for meeting someone, especially in an official or ceremonial context. Often implies a face-to-face encounter with a superior or dignitary. The cross-reference to 見える (まみえる) suggests a related humble or formal usage.
See also: 見える (まみえる)
国王に相まみえる栄誉を得た。
I had the honor of meeting the king face to face.
両国の首脳が相まみえて会談を行った。
The leaders of both countries met face to face and held talks.