10 meanings: 1. to carry on, pursue, or work at (a job, trade, etc) 2. to manipulate or wield (a tool) 3. to sell (goods,.... Click for more definitions. ply1 /plaɪ/ v., plied, ply•ing. to work hard or long while using (something):[~ + object] to ply the needle. to carry on or continue doing steadily:[~ + object] to ply a trade. to keep supplying or offering something to (someone):[~ + object] to ply a person with drink. Plywood - CenturyPly offers highest quality plywood sheets in India at best prices. Go through our plywood sheet price list for best quality plywood products. Learn the meaning of ply as a verb and a noun in English, with usage examples and pronunciation. Find out how to use ply in different contexts, such as work, trade, travel and business, and see translations in other languages.