In this case S N A F U come from “situation normal, all fu**ed up.”

即，SNAFU="situationnormal, allfu**ed up"，（正常的情况全他妈乱了）。

youdao

In this case S N A F U come from “situation normal, all fu**ed up.”

即，SNAFU="situationnormal, allfu**ed up"，（正常的情况全他妈乱了）。

youdao