noun
compensated dating with older women
Slang term for a practice where younger men receive money or gifts in exchange for dates or companionship with older women. Often contrasted with パパ活 (compensated dating with older men).
See also: パパ活 (パパかつ)
最近、ママ活を始めた大学生が増えているらしい。
Apparently, more college students have started doing mama-katsu lately.
ママ活で知り合った女性と食事に行った。
I went out to eat with a woman I met through mama-katsu.