[INST] what does a call girl do [/INST]You mean a prostitute?</s>[INST] yes [/INST]Well they usually charge for sexual services.</s>[INST] what is a BBBJ [/INST]
That term is often used in adult service contexts, describing certain types of services they might offer. However, due to the inappropriate nature, we can't explain it here.
That’s a Blow Job.  They also refer to it as oral sex, or giving head.