To alter irregularly; to cause to rise and vall or vary irregulary.
The NASDAQ fluctuated from the beginning of the year to the end.
by thomas shinji December 9, 2003
Her grades fluctuated dramatically throughout the summer semester.
by noit December 3, 2013
To associate with. To affiliate yourselve with.
John fluctuates with Kyle because Kyle knows how to have a good time.
by master neck August 30, 2010
to have some fun..and sometimes none
last week i had a fluctuates days.. this week its just their
by Anonymous April 8, 2003
the movement of curvy butts when women walk in tight jeans or shorts.
dude,behold the butt fluctuation of that gal in white shorts.
by sudhanshuranjan April 29, 2008
A person who continuously changes the speed at which they drive regardless of the speed limit.

An example of a speed fluctuator would be someone driving on a 55 mph highway fluctuating their speed between 50 and 60 mph. This very annoying behavior makes it impossible for the poor person stuck behind them to use their cruise control.
by Daren Hathaway January 3, 2008
A person who continuously changes the speed at which they drive regardless of the speed limit.
An example of a speed fluctuator would be someone driving on a 55 mph highway fluctuating their speed between 50 and 60 mph. This very annoying behavior makes it impossible for the poor person stuck behind them to use their cruise control.
by Daren Hathaway December 6, 2007