FOS

Or F.O.S.

abbreviation

1. free on station.

2. free on steamer.

3. Slang.,  full of shit (a euphemistic initialism used to avoid explicit vulgarity). See shit.

FOS

abbreviation

1. fructooligosaccharide: a chain polymer of fructose found in a variety of plants, vegetables, and fruits and used as a sweetener

Example Sentences

An FOS investigator has recommended at least £115,000 should be refunded to them by Revolut, who are contesting the sum.

Read more on BBC

Revolut told us they were unable to comment on cases that were still ongoing with the FOS but said they were “sorry to hear about any instance where our customers are targeted by ruthless and highly sophisticated criminals”.

Read more on BBC

So far, the “Fos Era” has produced shockingly few highlights besides a feel-good offseason.

Read more on Los Angeles Times

Mechanistically, Aiolos and Ikaros were found to directly bind and activate most members of the JUN/FOS family, transcription factors known for their essential roles in human embryo development and tissue function.

Read more on Science Daily

Bloomberg News reported the deal valued FOS at about $40 million.

Read more on Reuters