The noun meat is an uncountable noun as a word for a substance.
Units of meat are expressed as pieces of meat, cuts of meaat, pounds of meat, etc.
For example, in a restaurant you might ask for somemeat, but not 'a' meat, which means one meat.
The plural form for an uncountable noun for a substance is used for 'types of' or 'kinds of'; for example: The meats on sale are the pork chops and roasting chickens.
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For more information about countable and uncountable nouns, see Related questions below.
Transport is both countable and uncountable as a noun.
The noun 'steel' is an uncountable (mass) noun, a word for a substance.
Countable
The noun 'animal' is a countable noun. The plural form is animals.
Prawn - prawns is the plural - is a countable noun
Transport is both countable and uncountable as a noun.
The noun 'steel' is an uncountable (mass) noun, a word for a substance.
Shark is a countable noun.
countable
Countable
The noun 'daytime' is an uncountable noun.
The noun 'animal' is a countable noun. The plural form is animals.
Prawn - prawns is the plural - is a countable noun
Pasta is a countable noun
Countable
The word 'violence' is an uncountable noun.
The gerund painting is a countable noun, as in "There are 12 paintings in this room."