He is probably just joking around, which would mean he feels like he can be himself around you. This is a good thing!
When a guy calls you silly, it is typically a playful and lighthearted way of acknowledging your fun or carefree behavior. It can also show that he enjoys your quirky or humorous side and finds it endearing.
He thinks you're silly...? ._.
When someone calls you a silly biscuit it just means they are calling you fat and funny
If a guy calls you "kid", it is a term of endearment.
a bodybuilt guy
bathroom
he wants it.
When a guy calls you a "TREE" it means he also calling you tall. Which isn't as bad really.
That your easy to Get into bed
Its a term of endearment.
he's flirting with you
it means your UGLY!
Get rid of him!
I believe can be rhyming slang for "silly" Often said "don't be uncle willy" ie don't be silly