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Being in a relationship that involves kissing etc and commitment but not being official
'You going out yet?'
'Nah, just on a thing.'
by Katieranger121 December 01, 2014
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Jul 27 Word of the Day
the whale tail is the shape formed when a g-string rides up high over a womans trousers
oh my god look at that butt, her whale tail is showing so high!
by garv November 10, 2003
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