The rubbing together of two tennis rackets after scoring a point in doubles tennis.
1. Yes! We scored a point! SITHER! *Rub tennis rackets together*
2. You missed the ball! Oh, well! You tried. SITHER! Once again, *rub tennis rackets together*
NOTE:May be followed by pinching of the girdle.
by horsefeathers90 November 08, 2005
Top Definition
Ignited, sithering, heated situation
Unusual relationship causes sither or flare in temperament.
by Hercolena Oliver April 20, 2009
A nickname for Sister.
My sither lives in Chicago.
by Pa-nay October 06, 2006

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