1. moving unsteadily back and forth; wobbling as if about to fall
Usage: present participle of ‘teeter’
2. being in an uncertain or precarious situation; wavering between two states
Usage: figurative use

1. unsteady; on the verge of falling or collapse

Examples

• The child was teetering on the edge of the playground equipment.
• She walked across the icy sidewalk, teetering with each step.
• The company is teetering on the brink of bankruptcy.
• He’s been teetering between accepting the job offer and staying put.
• The old building stood teetering after the earthquake.
• The stack of books was teetering dangerously on the desk.
• Their relationship has been teetering for months.