1. present participle of poise; balancing or holding something in a state of equilibrium
Usage: often used in literary or formal contexts
2. preparing or positioning oneself in readiness for action
Usage: archaic or literary

Examples

• The acrobat was peising on one hand atop the platform.
• She stood peising on the edge of the diving board, ready to jump.
• The bird was peising in mid-air before landing on the branch.
• He remained peising, waiting for the right moment to strike.
• The dancer moved gracefully, peising between positions.