rubbing your male genitalia (narso in Portuguese) against a malefriend or coworker without making eye contact with the victim or giving previous notice.
"I was sitting at my desk when Jeremy surprised me from behing by leaning his dick against my elbow. Classic narsing!"
Rubbing your genitalia (narso in Portuguese) on a malefriend or work colleague without making eye contact with him and without previous notice to the victim
I was just sitting at my desk and John performed narsing on my shoulder