1 bread la17-.
2 food in general 20-. Compare compound forms at pennam etymology: possibly a development of classical Latin pānem with the same meaning; form pennam also collected by EMcC/PS and RD and attested by Galloway and Perthshire and Argyleshire Tinkler-Gypsies, BS in TDITA and SS note:
Sense 1 is attested in both Lexicon Balatronicum (1811) and by Grose and Egan (1823).
Canadian Paul Pope (2013) cites the form pennam ‘bread’.