Dictionary.com
Thesaurus.com

have been polishing

  • present perfect progressive
    of polish.
    polish
    verb (used with object)
    to make smooth and glossy, especially by rubbing or friction.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

And workers have been polishing the star on the boulevard — near the Egyptian Theatre — etched with Saban’s name.

From Los Angeles Times Mar. 19, 2017

This season a few schools have been polishing the platoon system into a fine art.

From Time Magazine Archive