As a Noun: 1. Puff pastry is very light and delicate. It has many thin layers, with fat inbetween them. When the pastry is baked, it puffs up. Note: 1. The following signs or sign expressions are suggested for ‘puff pastry’. Source: DeafConnectED, Melbourne Polytechnic. 2. Suggested sign #1 3. 4. Suggested sign #2 5.