Meaning of ろくな in Japanese

Definition of ろくな

ろくな(rokuna) 【碌な ·陸な】

(adj-pn) satisfactory; decent
麻薬に手を出すとろくなことはない。
If you mess with drugs, you're asking for trouble.

あまりおもしろくない(amariomoshirokunai) 【余り面白くない】

くそおもしろくない(kusoomoshirokunai) 【糞面白くない】

ろくなんこつえん(rokunankotsuen) 【肋軟骨炎】

ろくなんこつ(rokunankotsu) 【肋軟骨】

To tell the truth, that film was not very interesting to me.

The television serial is getting more and more interesting.

That job was not very interesting, but on the other hand it was well paid.

The movie was less funny than the book.

その映画えいがは原作げんさくほどおもしろくない。

The movie is not so interesting as the original.

これと同様にどうように、イギリス人イギリスじんなら涙を出して笑いそうな冗談じょうだんでも、ロシア人ロシアじんなら全然ぜんぜんおもしろくないと思うおもうかも知れないかもしれない。

In the same way, a Russian might fail to see anything amusing in a joke which would make an Englishman laugh to tears.

この本ほんは全然ぜんぜんおもしろくない。

This book isn't interesting at all.

This book isn't as interesting as that book.

こういうタイプの人はおもしろくない。

That type of person is dull.

None of the games were exciting.