Oh, dude, meal can be both countable and uncountable. Like, if you're talking about specific meals, you can count them - like "I had three meals today." But if you're just talking about food in general, it's uncountable - like "I need to buy some meal for the week." So, it's like a chameleon noun, it can adapt to any situation.
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
The word 'violence' is an uncountable noun.
Pasta is a countable noun
Countable
The gerund painting is a countable noun, as in "There are 12 paintings in this room."