The noise made by people feeling ill in children's comics in the 80's.
Not to be confused with the artifical predicate grue, which according to Wikipedia describes X "if X is green and was examined before time t, or blue and was not examined before t."
Although "groo" might describe a comic character if examined after tea-time.
The noise made by people feeling ill in children's comics in the 80's.
Not to be confused with the artifical predicate grue, which according to Wikipedia describes X "if X is green and was examined before time t, or blue and was not examined before t."
Although "groo" might describe a comic character if examined after tea-time.