Top Definition
An appropriate term for Viagra.
The crazy old Texan Vietnam vet we gave an MRI to today asked if we could put in a porn for him to watch during the scan. To which I responded "no sir we need minimal movement from you for optimal results". He said "Don't worry son, I haven't had my blue thunder today yet."
by fjordy December 20, 2005
4 more definitions
The act of making sweet, sweet love to a dolphin's blowhole.
"Man, I was once a lonely fisherman, floating on the seven seas in solitary gloom. Then I discovered Blue Thunder! Never before has my tackle seen such fare!"
by Murfatron/Phil/Kyle/Paul. June 06, 2006
A double headed dildo that has become an iconic figure on the Bulldawgs bench every week.
Dan wasnt having a good day at the plate until he licked blue thunder and got a taste of the good ol' days.
by mikereeno October 16, 2011
Slang term for a police helicopter
hey look at the blue thunder coming to arrest us
by jtoen August 30, 2009
(n)Blue thunder means 'Fuck off'. Shortened version of the well known phrase "Blue thunder, Fuck off!"
Sam: "Jack are you still working at Crows nest?"
Jack: "Blue thunder, fuck off!"
by UKJuggalizzo October 10, 2005

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