転ぶ
1
to fall down;to fall over
転んで手首を痛めました。
I fell down and hurt my wrist.
2
only applies to
ころぶ
to turn out;to play out
oft. as どう転んでも
3
only applies to
ころぶ
to abandon Christianity (and convert to Buddhism);to apostatize
in early Japanese Christianity
4
to roll;to tumble
See also:
転がる (ころがる)
5
(for a geisha) to prostitute (herself) in secret