Definition of get set:
(v) :
(literally, ambitransitive) To come into contact with, or to put (something) into contact with, water, rain, mist, or another liquid.
(v) :
(idiomatic) Of a woman, to become sexually aroused, as indicated by the occurrence of the natural lubrication of the vagina.
(v) :
(slang) To abuse phencyclidine (commonly known as "PCP" or "angel dust").