a person who wastes their time rather than working 虚度光阴者；游手好闲者；浪子；二流子 a flat leather shoe that you can put on your foot without fastening it 平底便鞋 
Word Originmid 19th cent.: perhaps from German Landläufer ‘tramp’, from Land ‘land’ + laufen (dialect lofen) ‘to run’.