Someone who is a "slave to the dick"
Like oh my God Jimmy ricker is a dicksucker.
Someone who constantly does what you do because they cannot be original.
Syd Saulter is the BIGGEST dicksucker.
A person who sucks sucks for a living.
Karen is a Dicksucker
A person with a permanent underbite and mouth the shape of a dick usually with teeth pointing sharply outwards. Dicksucker Mouth
That chick def sucks dick for a living and oh dang so does her man, both have dicksucker Mouth big-time!