to take lightly
01
to not treat a situation or problem with the seriousness or importance it deserves
![to [take] lightly definition and meaning](https://cdn.langeek.co/photo/46143/original/?type=jpeg "to [take] lightly definition and meaning")
Collocation
例
You should n't take the doctor's advice lightly.
to not treat a situation or problem with the seriousness or importance it deserves
