যেকোনো শব্দ খুঁজুন, যেমনঃ sex:
 
1.
Showing in an insinuating smile that shows to have some secret knowledge that may be harmful or embarrassing to the person the grin is aimed at.
He turned to her showing a sly grin
লিখেছেন- JustMae 2 de নভেম্বার de 2013