| Subject | English | German |
| gen. | smart alec | neunmalklug |
| gen. | smart alec | superschlau |
| gen. | smart alec | Schlauberger |
| gen. | smart alec | Schlaumeier |
| gen. | smart alec | Klugscheißer |
| gen. | smart alec | Besserwisser |
| gen. | smart alec | besserwisserisch |
| gen. | smart-aleck | Besserwisser |
| gen. | smart aleck | neunmalklug |
| gen. | smart-aleck | besserwisserisch |
| gen. | smart aleck | Naseweis |
| gen. | smart aleck | superschlau |
| inf. | smart aleck | Schlaukopf |
| inf. | smart-aleck | besserwisserisch abwertend |
| inf. | smart-aleck | neunmalklug |
| inf. | smart aleck | Schlaule südd. |
| gen. | smart aleck | Klugscheißer |
| gen. | smart aleck | Schlaumeier |
| gen. | smart aleck | Schlauberger |
| gen. | smart alecks | Besserwisser |
| gen. | smart alecks | Klugscheißer |
| gen. | smart alecks | Schlauberger |
| gen. | smart alecks | Schlaubergern |
| inf. | smart-alecky | neunmalklug |
| inf. | smart-alecky | besserwisserisch abwertend |
| inf., BrE | smart-arse female | Klugschwätzerin abwertend |
| inf., BrE | smart-arse | Klugschwätzer abwertend |
| inf. | smart-arse | Besserwisser abwertend |
| inf., amer. | smart-ass | Klugschwätzer abwertend |
| inf., amer. | smart-ass female | Klugschwätzerin abwertend |
| slang | smart ass | Klugscheißer |
| inf. | smart-ass | Besserwisser abwertend |
| comp., MS | smart card | Smartcard (A plastic (credit card–sized or smaller) device with an embedded microprocessor and a small amount of storage that is used, with an access code, to enable certificate-based authentication. Smart cards securely store certificates, public and private keys, passwords, and other types of personal information) |
| IT, el. | smart card | Smart Card |
| gen. | smart card | Chipkarte |
| tech. | smart card reader | Chipkartenleser |
| patents. | smart cards | Smartcards |
| amer. | smart casual | sportlich elegant |
| comp., MS | Smart Device Connectivity API | Smart Device Connectivity-API (An application programming interface that enables developers to establish a connection between a desktop computer and a device. This API enables developers to focus on creating remote tools, while it handles the details of device interconnectivity and transport mechanisms) |
| food.ind. | smart drink | Energiegetränk |
| gen. | smart fellow | Pfiffikus |
| comp., MS | smart host | Smarthost (A designated server through which Exchange routes all outgoing messages. The smart host then makes the remote connection. If a smart host is designated, the Exchange server only needs to transmit to the smart host, instead of repeatedly contacting the domain until a connection is made) |
| gen. | smart-looking | gutaussehend |
| environ., energ.ind. | smart meter | intelligenter Stromzähler |
| gen. | smart money | Schmerzensgeld (Andrey Truhachev) |
| amer. | smart-money | Schmerzensgeld |
| gen. | smart money | Investitionsgelder |
| comp., MS | smart phone | Smartphone (A wireless, mobile device that combines platform software, a browser, a modern chipset, and a telephone handset) |
| comp., MS | smart rounding | Preisglättung (A marketing practice to use odd numbers that are marginally less than their nearest round number to set prices) |
| gen. | smart set | Schickeria |
| comp., MS | Smart Task | Smarttask (A small panel that is attached to the upper right-hand corner of a .NET control. When the panel is opened, it contains checkboxes and combo boxes that enables developers to select connectivity and other options for the control) |
| commun., IT | smart telephone | Komforttelefon |
| commun. | smart TV | Smart-TV |
| commun. | smart TV | Hybridfernsehen |