Proper Order of Modifiers

A MODIFIER comes after a noun. It could be an adjective, adverb or a clause or a phrase that acts as an adjective or an adverb. Modifiers add information to other elements and it follows a particular order and is divided by a comma.


You don't just say:
This is your long, second, work vacation. ---- the order of modifiers is WRONG


Below is the correct order of modifiers with their respective classifications: 

Order	Modifier	Examples
1	determiner	the, your
2	ordinals	first, second
3	cardinals	one, two
4	opinion	nice, easy, beautiful
5	size	small, large
6	measurement	short, long
7	condition	worn, tired
8	age	old, new
9	temperature	hot, cold
10	shape	round, square
11	color/pattern	green, striped
12	origin	Japanese, American
13	season/time	summer, noon
14	material	metal, wooden
15	power	electric, mechanical
16	location	bedroom, table
17	purpose	party, work

So, our sentence should be like this:
This is your second, long, work vacation.. --- the order of modifiers is CORRECT




MORE EXAMPLES:

WRONG	This is a hot, long summer.
CORRECT	This is a long, hot summer.

WRONG	He gave me an old, spring, over-sized, black jacket.
CORRECT	He gave me an over-sized, old, black, spring jacket.

WRONG	Who left a two-week-old, rotten, foul banana on my desk?
CORRECT	Who left a foul, rotten, two-week-old banana on my desk?

WRONG	This is my new, white, sleek iPad.
CORRECT	This is my sleek, new, white iPad.

source:
http://funeasyenglish.com/american-english-grammar-modifier.htm