Flab is fat. It’s the extra weight that a person carries around on his or her body. Flab is something that people try to lose if they are worried about being heavy.
He’s trying to lose some flab by exercising.
Running helps to reduce flab.
The doctor said that Jennifer needed to lose some of the flab around her stomach.
We have to cut some of the flab from our budget. (You can use the word "flab" to describe excess spending.)
The adjective form of this word is "flabby."
He’s looking a little flabby.
The flabby police officer couldn’t catch up to the thief he was chasing.
I’m getting a little too flabby. I have to lose some weight.