one-on-one lesson; private lesson
Wasei-eigo from 'man-to-man lesson'. Refers to a lesson where one teacher instructs one student, often used for private tutoring or individual instruction.
wasei-eigo (Japanese-coined English), from man-to-man lesson
I'm taking one-on-one lessons at an English conversation school.
With private lessons, you can learn at your own pace.
Variant with interpunct; less common but still seen.
Wasei-eigo from English 'man-to-man lesson', meaning a one-on-one lesson.