raring

形容词 raring:

1. (usually followed by `to') full of eagerness
   同义词：impatient

1. The children were raring to go.
   孩子们一心要去。
2. She is raring to try out her new skates.
   她很想试试她那双新溜冰鞋。
3. The horses were raring to have a gallop.
   这些马都急不可耐地要飞跑起来。

rar.ing

adj.Informal （形容词）【非正式用语】
Full of eagerness; enthusiastic.
充满渴望的；热情盼望的

来源：
Present participle of dialectal rare [to rear]
方言 rare的现在分词 [培养，建设，养育，举起]
variant of rear 2
rear2的变体