Definition - What does Rigger mean?
In kink and BDSM, rigger is a gender neutral term that is applied to someone who ties rope bondage or who is a rope bondage top. The term comes from sailing, when it was applied to the person who was responsible for the ropes that controlled the sails.
Kinkly explains Rigger
The term rigger can be used interchangeably with rope top. There is no corresponding shorthand for a rope bottom. The terms 'rope slut,' 'rope bunny,' and 'rope model' are sometimes used, and all are hotly contested.