/ ˈsiːznd; NAmE / adjective
1.
[ usually before noun ] ( of a person ) having a lot of experience of a particular activity :
a seasoned campaigner / performer / traveller, etc.
2.
( of food ) with salt, pepper, etc. added to it :
The sausage was very highly seasoned .
3.
( of wood ) made suitable for use by being left outside