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A totally awesome nickname for a boyfriend or girlfriend, used when referring to someone who is very baby-like

Sometimes a buttface, but mostly an adorable cute hottie who is the best boyfriend in the world
Hi cutie bubbu! How are you my bubbu!
by cutie, hottie, May 11, 2011
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The sweetest little cuddly wuddly creature that glows when it meets another of its kind.
Shreya is a bubbu, she knows how to treat her bubbu right!

They love each other so much, just like a perfect pair of Bubbus.
by AlphaQ2n8 July 27, 2013
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