MOPE

[verb] [I] [disapproving] - to be unhappy and unwilling to think or act positively, esp. because of a disappointmentThere's no point in sitting at home and moping - get out there and find yourself another job!To mope about/around is to move about without any particular purpose and without any energy or enthusiasm, because you are unhappy and/or disappointed.He was driving me mad, moping about the house all day.