"yí xiàr" means that an action will be of short duration or something will be done in a casual way. Here the second meaning is intended.

“一下儿”表示动作经历的时间短或轻松随便。这里是表示后一种意思。

youdao

Instead, the definition of a job looks more like the second meaning from Google: "a task or piece of work, especially one that is paid."

如今的工作更像是谷歌的第二种定义：一项任务或者某种工作的一部分，特别是带薪的那种。

youdao

The second meaning is that if something walks like a duck and quacks like a duck, it's probably a duck.

第二层意思是说，如果什么东西走起来像鸭子，叫起来也像鸭子，那么它很可能就是一只鸭子。

youdao

But Afghanistan fell three places to just above Somalia, meaning Afghanistan is seen as the second most corrupt country.

VOA: special.2009.11.28

So, let's think qualitatively for a second about what that means or what the real meaning of that is. What that is telling us is that according to Newtonian mechanics and Coulomb's force law, is that the electron should actually plummet into the nucleus in 0.1 nanoseconds.

让我们定性的想想,这意味着什么,这告诉我们,根据牛顿力学,和库仑定律，电子,在0。1纳秒内,就会掉到原子核里面。

麻省理工公开课 - 化学原理课程节选

So always amazing to us how we go into the problem, our eye or mind can see one class of solutions, but the math will tell you sometimes there are new solutions and you've got to respect it and understand and interpret the unwanted solutions, and this is a simple example where you can follow what the meaning of the second solution is.

解决问题的方式总能让人惊喜不已,我们的眼睛或思想可以看见一类解,但数学有时会告诉你还有新的解,你不能忽视它,而是解释这些不期而至的解,这只是一个简单的例子,由此你可以理解第二个解的意义

耶鲁公开课 - 基础物理课程节选

The unemployment rate managed to fall to 8.1 percent from 8.3 percent in July, but that puts it right back to where it was in the second quarter, meaning the job market in the U.S. is a story of one step forward, one step back.

FORBES: Rich Countries Making World Weaker

Hillsman said the difference was the Orange made their shots in the first half and didn't in the second half, meaning they had to guard the Irish in transition more.

WSJ: Syracuse women can't hold 1st half lead vs. Irish

Syracuse coach Quentin Hillsman said the difference was the Orange made their shots in the first half and didn't in the second half, meaning they had to guard the Irish in transition more.

WSJ: No. 2 Notre Dame beats No. 22 Syracuse 79-68