metatable in English dictionary metatable Meanings and definitions of "metatable" (computing, programming, Lua) A table (of key-value pairs) containing references to functions that dictate certain behaviours of an object. noun (programming, Lua) A table (of key-value pairs) containing references to functions that dictate certain behaviours of an object. more Grammar and declension of metatable metatable ( plural metatables) metatable (plural metatables) more Sample sentences with "metatable" Declension Stem Try again Available translations French Authors