tiddler/ˈtɪdlə(r); `tɪdlɚ/ n(infml 口)1 very small fish, esp a stickleback or minnow 小鱼; （尤指）刺鱼, 米诺鱼.2 unusually small thing or child 异常小的东西或孩子.
牛津英汉双解词典