Приклад:
When the sailors ran out of food onboard the ship, they had to live off gruel until they reached the coast of England. 
Virtual Steve
Ліцензія на фото:
Ліцензія CC: Із зазначенням авторства, Комерційне використання
Regionalism:
Neutral
Regional variant:
Neutral
Full Expression:
The “ool” Sound ( /u:/ ) : gruel
an unappetizing mix of grains, such as wheat, with water or milk; often served in prison