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2.
Variation on the phrase cock blocking where a health care specialist is hindering, by whatever means, the chances of another male from flirting or getting a sexual encounter with a female.
more like doc blocking to me
by Bob on the FOB January 28, 2011
 
1.
Variation on the phrase cock blocking where a doctor is prevented from carrying out a medical procedure usually due to a hospital administrator or lack of patient consent.
"I was going to try the new experimental treatment but the patient's parents are totally doc blocking me."
by Alejandro89 October 28, 2008