target of opportunity

: a military target on which fire or attack is unplanned and which is attacked upon favorable presentation or unexpected discovery or appearance

—usually used in plural

was permitted to engage any targets of opportunity which I might see

—Coast Artillery Journal

this company was held in reserve for … attacking targets of opportunity

—Infantry Journal

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now