What single un-loved social losers call Valentine's Day.
Theo *his arm all over Teresa's back* : Happy Valentine's Day, ya'll!

Mark *Rolling his eyes and looking down to his Modern Physics book*: Singletine's Day for me, Theo!
by AAAAAAAO.OAAAAAAA February 14, 2019
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A Singletin is a highly eligible single professional.
Jane is a Singletin, she is one of the most eligible females in the country.

Jane wants to be introduced to Mark because he is also a Singletin.
by Anneet February 26, 2013
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