porch /pɔːtʃ $ pɔːrtʃ/ BrE AmE noun [countable]
[ Date: 1200-1300 ; Language: Old French ; Origin: porche , from Latin porticus , from porta 'gate' ]
1 . British English an entrance covered by a roof outside the front door of a house or church
2 . American English a structure built onto the front or back entrance of a house, with a floor and a roof but no walls