7
One who takes a break during a workout when it's time to do intense exercises (i.e. burpies, 100 m sprints, and suicides)
Coach: "Alright maggots, time for suicides!"
*Thunderbird leaves*
Athlete: "There's thunderbird again!
by #Daequanmovement July 27, 2014
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8
To flip someone the bird at the same time as a thunder crash.
The Thunderbird is the most powerful way to say "fuck you" ever known to man.
by King of all jerks March 30, 2014
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9
1. 1960s Supermarionation Television show created by Gerry Anderson about the exploits of a secret organization dedicated to saving people who are in trouble with cool looking machinery.

2. The United States Air Force's precision aerobatic demonstration team founded in 1953.
1. Did you see that episode of Thunderbirds where Internatioal rescue has to use these elevator car to land an airliner with a bomb on the landing gear?

2. We saw the Thunderbirds at the air show last week.
by JonathanChance June 29, 2003
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10
Well.....the thunderbird begins with skailng a high peak or mountain in hopes of finding an eagle.(endangered in the US)

1)Proceed to put a bag over the eagles eyes to blind it.
2)bring the eagle to your next sexual encounter
3)when you are about to climax, nut all over the eagle
4)Raise the eagle high over your head and proceed to spike the eagle in a violent manner in your partners face
5)the eagle in its paniced state will violently slash with its talons and its wings, spraying your jism all over your bloody parner
6)Smother the eagle with nearest pillow(Prenant nun style)
7)Slap some 5's and tell all the bros....You will be the KING
"I totally thunderbird'd that chick last night, now she's prenant and I'm sentenced to 25 to life.....It was tit's"
by Ened Johnson October 12, 2007
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11
Verb.

To enter/exit a chair/stool etc. from above - usually accompanied by the Thunderbirds theme tune.
There was no space to move - so James had to Thunderbird into his chair.
by Monkey_Guy September 14, 2004
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12
To call an end to a meeting, session or shift, usually done by some form of authority, releasing those underneath him or her from duty until the next appointed time.
My boss called "Thunderbird" at 2:30, so I was able to come home early.
by Jay Walker June 28, 2006
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