1 definition by sage_jock

Top Definition
A child that results from a sperm donation and is treated as extended family on the part of the sperm donor. In particular, a spuncling is to a spuncle, what a niece or nephew is to an uncle (or aunt). The term is gender neutral.
Every year Joe sent a special Christmas present to his spuncling.
by sage_jock April 03, 2010
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