A condom. In slang, not necessarily a condom made of lambskin, although they can be.
ayon kay Hippy on a Bicycle ika-22 ng Oktubre, 2003
A word used for an adorable person, or one that you love.
I'm gonna think of you all day, lambskin.
ayon kay Kondziq ika-23 ng Oktubre, 2010