a dinosaur with the flu riding an asteroid.
"WOW, did you see that sinusoid go by the moon?"
by wa-cha-cha November 15, 2006
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Having a succession of waves or curves.
Kiko: What is with you, tonight? Must be one of those high testosterone nights!
Tommy: Are you saying my testosterone level rises and falls like a sinusoidal wave?
Kiko: *fanfare* Acquired new key term: Sinusoidal! YESSS!
Tommy: You didn't know the term SINUSOIDAL? I'm disappointed!
Kiko: I thought you had misspelled/messed-up "sinuous."
Tommy: Damn escrillo!
Kiko: Hey!
by Kiko April 26, 2004
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When someone is moody or in a mood usually due to a lack of sex or not having a regular masturbating schedule in place. Derived from the fact that the sine wave traverses up and down like the mood of a bipolar bitch.
‘Yo Amelia, you’re so sinusoidal today’
‘Fuck off, I didn’t get rattled last night’
‘Oh, that explains it then’
by Dulan gym boy November 3, 2019
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A person whose happiness if measured on a happy o' meter would behave sinusoidally (the graph would look like a sine wave).
If Fred's happiness varies sinusoidally because he has sinusoidal syndrome and he is completely sad (0) at time 5.2 and goes to completely happy (10) at time 12.8 what is the trigonometric function for his mood?

The math teacher went off on another tangent and began rambling about people whose moods vary sinusoidally because of their having sinusoidal syndrome.
by bob11d6 June 15, 2010
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Another name for Movva Rohit Raj who is the biggest sinister in the whole college
Are you Sultan alpitre giji khan movva sinusoid?
by gijigaa May 28, 2022
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