Literally, more wee. Something smaller than normal (especially if typically small) in a cute, quaint, or Scottish/Irish/Hobbit sort of way.
"Wow! She's even weer than I remember!"
"That Frodo Baggins is weer than you'd expect!"
The accidental merging of the words 'Wee' and 'Beer' When you are a tad intoxicated, and need both Urgently,
pissed guy: " guys......... i need a . . . . . . Weer