meaning of tough
1.  Having the quality of flexibility without brittleness; yielding to force without breaking; capable of resisting great strain; as, the ligaments of animals are remarkably tough. 
2.  Not easily broken; able to endure hardship; firm; strong; as, tough sinews. 
3.  Not easily separated; viscous; clammy; tenacious; as, tough phlegm. 
4.  Stiff; rigid; not flexible; stubborn; as, a tough bow. 
5.  Severe; violent; as, a tough storm. 
6.  a cruel and brutal fellow
						 
Related Words
tough | tough guy | tough luck | tough-cake | tough-head | tough-minded | tough-pitch | toughen | toughened | toughening | toughie | toughish | toughly | toughness |
