Have/be on a short fuse

Pro Tip 1/3

This phrase emphasizes strong, sudden anger; trigger words or situations ignite emotions rapidly.

After waiting hours, customers are on a short fuse; any delay might cause uproar.

Pro Tip 2/3

Used mainly in casual conversations, it's not suitable for formal writing or speeches.

In meetings with our boss, we avoid sensitive topics as he can be on a short fuse.

Pro Tip 3/3

Often used to caution others about someone's mood, suggesting they act with care.

Give Joe space to cool off; he's been on a short fuse since this morning.