1. apt to speak irritably;

   "a snappish tone of voice"
   

2. smart and fashionable;

   "snappy conversation"
   "some sharp and whipping lines"
   

3. pleasantly cold and invigorating;

   "crisp clear nights and frosty mornings"
   "a nipping wind"
   "a nippy fall day"
   "snappy weather"
   

4. marked by up-to-dateness in dress and manners;

   "a dapper young man"
   "a jaunty red hat"
   

5. quick and energetic;

   "a brisk walk in the park"
   "a lively gait"
   "a merry chase"
   "traveling at a rattling rate"
   "a snappy pace"
   "a spanking breeze"
   

1. snappy的反义词

1. 爽快的：snappish 急躁的 |snappy 爽快的 | snapshoot 快照

2. 瞬息作用：snappistonring 弹簧活塞环 |snappy 瞬息作用 |snappyreturn 弹回运动

3. 劈拉做响的/精力充沛的/有朝气的：snappish /动不动就要咬人的/爱骂人的/急躁的/ |snappy /劈拉做响的/精力充沛的/有朝气的/ | snapshoot /快镜拍摄/