trustyBrE/ˈtrʌsti/NAmE/ˈtrʌsti/adjective[only before noun](old use or humorous) thatyouhavehadalongtimeandhavealwaysbeenabletorelyon(长期以来)可信任的,可信赖的;忠实的SYNreliable◆atrustyfriend忠实的朋友◆ShespentyearstouringEuropewithhertrustyoldcamera. 她带着她那架忠心耿耿的照相机在欧洲周游多年。