1. To make someone feel sad or depressed "don't let it get you down - try to look on the bright side" 2. To write something quickly "Have you got a pen - I just want to get that down" 3. To swallow food or drink, especially when it's difficult "I know you feel ill but you should try to get something down" 4. To lower your body, especially your head, in order to avoid something dangerous "get down! He'll see you!" 5. To dance and 'get funky' "if you want to have a good time you've got to get down on the dance floor" "it was a great party. Everyone was getting down all night long "