What is the meaning of Fos?

ISO 639-3 language code for Siraya.

first/third-person singular imperfect subjunctive of ser

first/third-person singular imperfect subjunctive of ésser

past participle of fondre

alternative form of fossa

wall

waterfall

liquid excrement

shitty, crappy, trashy, worthless

alternative form of fosik (“to pass liquid excrement”)

rest, a stop, a halt

a prop, buttress, wall

first

plural of fo

genitive plural of fosa

Said when noticing a bad smell. ew, ugh

husked rice

force

Source: wiktionary.org