Country Dictionary

sharp knife

1. A twenty dollar bill;
2. Andrew Jackson, 7th president of the United States (who appears on the twenty), nicknamed "sharp knife" by the Cherokee people for his genocidal policies against American Indians.

1. Dude, can you break my Franklin? (i.e., $100 bill)
2. Nah, bro. I only got a sharp knife.

sharp like a knife ching!

adj.

seriously: follows saying something smart

facetiously: figuring something out too late that was really obvious

seriously:
A: how will we get there!
B: build a rocket! i'm sharp like a knife... ching!

facetiously:
A: i invented the internet!
B: what are you, al gore?
A: what? ohhh! hahaah, i'm sharp like a knife, ching!