No, it is better used to mean perceptive, or sometimes cunning.
It is an old saying meaning that the person is sharp, or very intelligent.
tack så mycket means thank you very much, or thanks a lot.
"Knowledgeable" is an adjective in the sentence "She is very knowledgeable" as it is describing the quality or characteristic of "she."
The idiom itself doesn't exist. You can use "skarp som en kniv" or "skarp som en rakkniv" which means sharp as a knife and sharp as a razor, respectively. Since it is a similie it will be understood although it's not a very common expression.
Adroit means that you have a very sharp, intelligent mind. It can also mean that you are very good when performing tasks with your hands.
Tack, but if you want to say thank you very much, it is tack sa mycket
It means really intelligent. A razor is very sharp, so a razor-sharp wit would be a sharp wit, or a smart brain.You can also see this used to refer to someone who is sarcastic, with the meaning "sharp" referring to "cutting" as in slightly mean.
Use your brain very hard.
The adverb in the sentence 'the history teacher is very knowledgeable about world issues' is very.
James's history professor has proven himself very knowledgeable about the second world war.Some users on WikiAnswers are very knowledgeable at answering questions concerning 'Sentence and Word Structure'.
Sharp as a knife means smart. Just like not the sharpest knife in the drawer would be somebody who's not very smart
Sharp as a knife means smart. Just like not the sharpest knife in the drawer would be somebody who's not very smart