What is the meaning of Rumpo?

Sexual intercourse.

to break, burst, tear, rend, rupture; break asunder, force open

to break, split, rupture, burst

to break; break off, through or away; cut short; interrupt; violate; infringe; cancel; stop; annul; destroy; rend

to result, arise, spring, erupt

to issue, emit, bring out

Alternative spelling of rumpa (tail; buttocks).

Source: wiktionary.org