台Taivo A Taiwan Mandarin dictionary

落草

luòcǎo

ㄌㄨㄛˋ ㄘㄠˇ

1to take to the woods to become an outlaw
2(dialect) to be born (Etymology: in former times, a bed of straw or grass was used as padding during childbirth)

Keep 落草 and it comes back until you know it.