1. waterproof raincoats, typically made of oiled cloth or rubber
2. smooth-talking people who are clever at deceiving others, especially those from rural areas
Usage: informal; often derogatory

Examples

• The fishermen wore yellow slickers to stay dry in the storm.
• She packed two slickers for the camping trip in case of rain.
• The old farmer warned his neighbors about city slickers trying to buy their land cheap.
• Those slickers convinced him to invest in a worthless scheme.
• The children’s bright red slickers made them easy to spot in the schoolyard.
• Don’t trust those slickers with their fancy suits and smooth talk.