Sentence:  It was already late for school, so the boy took his time and only arrived in the village when Heidi came home for <WSD>dinner</WSD>. ... "Come to the table now and eat with us. Then you can go up with Heidi, and when you bring her back at night, you can get your supper here." 
Meaning of the word marked with <WSD> tags:  A midday meal (in a context in which the evening meal is called supper or tea).