This is the 10826th most frequent Swedish word.
lat
Lazy.
Here 'lat' is used as an adjective describing someone's general behavior or character trait as being lazy.
Han är lat och gör aldrig sina läxor.
He is lazy and never does his homework.
Here 'lat' is used as an adjective describing the nature or feeling associated with the day, suggesting relaxation or laid-backness.
På en lat söndag tycker jag om att njuta av en lång frukost.
On a lazy Sunday, I like to enjoy a long breakfast.
Here 'lat' is again used as an adjective, describing the speaker's approach or attitude towards effort in learning new things.