一文字 (いちもんじ) Japanese meaning | KotomoraHe pressed his lips into a straight line.
I walked straight to the station.
Usage patterns
口を一文字に結ぶto press one's lips into a straight, tight line (showing determination or seriousness)
He pressed his lips into a straight line, firming up his resolve.
〈場所〉に一文字に並ぶto line up in a single straight row (at a place)
The students lined up in a straight row in the schoolyard.
一文字に進むto go straight ahead, in a beeline
The ship headed straight for the harbor in a beeline.
〈物〉を一文字に切るto cut something in a single straight line
Please cut the cloth in a straight line.