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2.
to fuck long, hard, and lots
Tom sylvain with sam
by Mike from canmore April 03, 2007
 
1.
Noun; A delightful specimen of the human species. Someone who inspires joy and happy feelings upon sight. So lovely that a 'sylvain' can distract people from their day to day working lives. Can induce heart palpatations....

sylvain like people are the reason that buses are never on time
by HLB25 April 14, 2009