Wiktionary
passing muster
vb. (present participle of pass muster English)
Usage examples of "passing muster".
Imagine the relief of home builders and owners, who no longer had to fret about their roofs passing muster.
He glanced around the room filled with other officers, equally resplendent in their official eveningwear, and enjoyed the ineffable sense of passing muster.
He glanced around the room filled with other officers, equally resplendent in their official evening-wear, and enjoyed the ineffable sense of passing muster.