I need some quarter meats grill right away. <--correct?
I need some quarter meat grill right away. <--is this correct?
I'd say I need some quarterpounders to grill right away.
"I need some money." <--correct?
"I need some moneys." <--incorrect? This doesn't sound right to me?
Don't use 'moneys'. The plural is only found in special contexts like legal English.
"It's time to cook some meats." <--correct?
"It's time to cook some meat." <--incorrect?
Use 'some meat'
Some can be used with a plural and with an uncountable noun:
some money (uncountable)
some people (countable)
Practise here: http://www.usingenglish.com/quizzes/237.html