sharpen up (English, verb)
expansion: sharpen up (third-person singular simple present sharpens up, present participle sharpening up, simple past and past participle sharpened up)
Senses:
glosses: To become sharp (in all senses).
tags: intransitive
glosses: To make sharp (in all senses).
tags: transitive
Forms:
form: sharpens up
tags: present
singular
third-person
form: sharpening up
tags: participle
present
form: sharpened up
tags: participle
past
form: sharpened up
tags: past