What does Sichuan dialect mean by "eating loose heads"? How to write the first song?

In Sichuan dialect, it is (French head), for example: shivering with cold, reading Sichuan dialect (French head with cold), so the first song is basically (trembling).

Eating a loose head is also called (hungry) (hungry shrimp) in some places, which describes eating ugly when eating. Like a person who has been hungry for a long time, he eats unscrupulously.