Dictionary Definition :
Definition[1]
:
One who by non-Buddhistic methods has attained to the five supernatural powers 五通.
Source
:
A Dictionary of Chinese Buddhist Terms, William Edward Soothill and Lewis Hodous
Definition[2]
:
五通仙===(雜語)謂得五神通之仙人也。天竺外道修有漏禪定而得五通者多。獨極三乘之證果者。於五通之上,得漏盡通(盡斷煩惱),而具六通。維摩經不思議品曰:「或現離婬欲,為五通仙人。」
Source
:
丁福保《佛學大辭典》