look one's best

look one's best (third-person singular simple present looks one's best, present participle looking one's best, simple past and past participle looked one's best)

1. To have one's best possible appearance.
   • 2023 May 25, Dua Lipa, Caroline Ailin, Andrew Wyatt, Mark Ronson, “Dance the Night”, in Barbie the Album‎^[1], performed by Dua Lipa:

     Lately, I've been movin' close to the edge
     Still be lookin' my best

• put one's best foot forward

• “look your best” (US) / “look your best” (UK) in Macmillan English Dictionary.
• “look one's best”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
• “to look ones best”, in Collins English Dictionary.