A fork of Rural Dictionary
Means “Wicked Smart, Possesses A High IQ, Clever, Witty.”
For example, Sean’s “Sharp As A Whip.” How did he remember all those events during the Attila the Hun?
Probably a bastardization of smart as a whip, meaning unusually intelligent or quick witted.
Often changed for comic effect by substituting 'whip' for an object with no edges.
"Although Arthur looks like a clueless dork, he's as sharp as a whip and completely in control."
"As sharp as chewed gum, more like!"