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1.
Dick so good put a bitch to sleep!
Girl 1: Hey Sheila, Did you watch BET Uncut last night?
Girl 2: Nah Cam came over and hit me with that NyQuil Dick.
by ShamFAwesome January 15, 2014
 
2.
The incapacity to ejaculate because excessive amounts of NyQuil has been consumed. Similar to Whiskey Dick.
Friend 1: Dude, I was totally going to beat one off last night, but couldn't because I pounded two shots of NyQuil.

Friend 2: So you blue balled yourself?

Friend 1: yeah man, NyQuil dick. It's even worse than whiskey dick.
by NyQuil Lover January 23, 2013