What does SWAMBO stand for?

What does SWAMBO mean? We have 2 definitions. Read most used SWAMBO meanings below.

SWAMBO — She Who Always Must Be Obeyed
SWMBO ('SWAMBO') — She Who Must Be Obeyed. The theoretical partner acronym HWMBO has for some reason never really caught on... (Ack. D Pagett)