The definition of wimpy is behaving in a weak or fearful way.
An example of wimpy is being picked on, but not fighting back.
Having the characteristics of a wimp; feeble, indecisive, cowardly.
Wimpy Sentence Examples
She'd never been moody or wimpy or weak!
A man, not the usual wimpy social lady, was the culprit who organized the hasty departure.
"I'm too wimpy to beat up," he reminded her.
Following the adventures of a "typical middle schooler" along with some of the fictional scheming and fun that goes on-"Diary of a Wimpy Kid: Rodrick Rules" is pretty irresistible if you're a middle school student.
Due to the popularity of the "Wimpy Kid" series, there is a whole site dedicated exclusively to Greg and his misadventures.