Stay alert and be careful; hold back until the right moment. Originally alluded to keeping gunpowder dry so it would ignite.
Examples:
- Go ahead and take on the opposition, but keep your powder dry.
Origin: 1800s; originally a military expression
Stay alert and be careful; hold back until the right moment. Originally alluded to keeping gunpowder dry so it would ignite.
Examples:
Origin: 1800s; originally a military expression