food

food /ˈfuːd/ noun
plural foods
food
/ˈfuːd/
noun
plural foods
Britannica Dictionary definition of FOOD
1 
a  [noncount] : the things that people and animals eat
b  : a particular kind of food
[noncount]
[count]
— see also fast food, health food, junk food, whole food
2 
[noncount] : substances taken in by plants and used for growth

food for thought

: something that should be thought about or considered carefully