Something that is lumpy contains lumps or is covered with lumps.
例句
When the rice isn't cooked properly it goes lumpy and gooey...米飯沒煮好會(huì)結(jié)塊，而且軟黏黏的。Many women, especially as they get older, develop lumpy veins in their legs.許多婦女，尤其是年紀(jì)大了以后，腿上會(huì)現(xiàn)出疙疙瘩瘩的青筋。
英英詞典釋義
Adjective
1. like or containing small stick lumps;
"the dumplings were chunky pieces of uncooked dough"