According to PLUS Model magazine; "In the fashion industry, plus size is identified as sizes 18 and over, or sizes 1X-6X and extended size as 7X and up". The article continues "Susan Barone [...] shared, 'Plus sizes are sizes 14W - 24W.

WORK WEAR
Try simple, solid colour tops that highlight your assets, like your bust and waist.
Accentuate your waistline with cinched tunics and wrap styles.
A-line skirts will balance out your shape, and give the illusion of bigger hips.
When looking for a sleeveless top, try simple, wide straps.

CASUAL WEAR
Generally, fitted, mid-rise jeans not only look good, but they're comfortable too.
Pencil and A-Line skirts accentuate your figure and can be dressed up or down.
Accentuate your figure with tailored tops that flare out at the hips.
Or try cinch tops with a belt at the waist.