Question 1

What does "sharpen up" mean?

Accepted Answer

To improve your skills, performance, or technique so they are more precise and effective.

Question 2

How do you use "sharpen up" in a sentence?

Accepted Answer

You'll need to sharpen up your presentation skills before the client meeting.

Question 3

Is "sharpen up" formal or informal?

Accepted Answer

"sharpen up" is register-neutral — appropriate in both casual and formal contexts. Used both transitively ('sharpen up your skills') and intransitively ('You need to sharpen up'). Common in sports coaching, business, and educational contexts. Slightly more formal than 'shape up'.

sharpen up

文脈の中で聞く

"up" を含むフレーズ