This is the 865th most frequent Danish word.
lasse
"Lasse" is a Danish male given name.
In this sentence, 'Lasse' is used as a proper noun, specifically a common Danish male given name.
Lasse gik en tur i parken i morges.
Lasse took a walk in the park this morning.
Here, 'læs' derives from 'lasse' and is used to describe a load or a pile of something.
Vi har en masse bøger, der skal flyttes, så kan du lave en stor læs at tage med?
We have many books that need to be moved, so can you prepare a large load to take along?
In this case, 'lasse' is utilized as a verb form meaning to pile or stack, often in a colloquial context.