get around fast 不胫而走

不胫而走，汉语成语，字面意思是没有腿却能跑（run without legs），多指消息无声地散播。可以翻译为“get around fast或spread quickly like wildfire”。

例句：

谣言不胫而走，说他曾包庇走私。

The rumor somehow went about that he used to shield smuggling.

这则趣闻不胫而走。

The amusing news travels fast.