What is a synonym for "lupper"?

Common synonyms include: finger.

Lupper

noun, slang

noun, slang ·Uncommon ·College level

Noun

1
A finger. Polari, plural-normally
"Order lau your luppers on the strillers bona."
2
A meal or snack eaten between the normal times for lunch and supper. countable, humorous, slang, uncountable
"Working a 12:30 pm. to 9:00 pm. work shift raises the question: How can you tell the difference between the meals “linner” and “lupper?” Well, “linner” is closer to the normal lunch hour, and “lupper” is closer to supper."

"Order lau your luppers on the strillers bona."

Etymology 1

Apparently from Yiddish לאַפּע (lape)

Etymology 2

Blend of lunch + supper.