ETYM Written also letch.
1. The process of leaching; SYN. leaching.
2. Either vertical edge of a square sail.
3. The after edge of a fore-and-aft sail.
1. To cause (a liquid) to leach or percolate.
2. To permeate; penetrate gradually; of liquids; SYN. percolate.
3. To remove substances form by a percolating liquid; SYN. strip.