Green’s Dictionary of Slang

(US) many, a good deal.

1965–8		in DARE 333/1: (Qn. A large amount or number; more than enough [...] ) Boocoodles.
1969		Current Sl. I & II 13: Boo-koodles n. A plethora.
1998		interview in ‘Boydstun Family History’ 🌐 I’m sure she has boocoodles of pictures and she would love to see your daddy.
2002		Charlotte (NC) Observer 🌐 18 Jul. Why do shady trades when you’re already making bookoodles? Because we can.