This is the 4055th most frequent French word.
cloué
Nailed or stuck.
Here, 'cloué' is used metaphorically to describe someone being metaphorically 'nailed' to the bed, implying they are confined due to illness.
Il était cloué au lit par la maladie.
He was nailed to the bed by the illness.
In this instance, 'cloué' is used literally to describe an object affixed using nails.
L'affiche a été clouée sur la porte.
The poster was nailed onto the door.
Here, 'cloué' is figurative, expressing immobility caused by an emotional reaction such as fear.