Definition, Meaning & Synonyms
loose-cannon
noun
/ˈluːs ˈkæn.ən/

Definition
A person whose unpredictable actions or decisions may cause trouble or harm.

Examples
- The new manager is a loose cannon; you never know what decision she might make next.
- His loose-cannon behavior at the party put everyone on edge.
- While he has great ideas, his loose-cannon personality often derails his plans.

Meaning
Someone who acts without thinking about the consequences, often creating chaos or danger.

Synonyms
- reckless person
- wild card
- unpredictable individual