Meaning of F.O.S. interlude

Meaning of F.O.S. interlude a song by Black Pegasus on Beatsfy

Chuck D Intro by Black Pegasus ,
The Beginning by Black Pegasus ,
Jungle Breed by Black Pegasus ,
Frequencies Of Sound by Black Pegasus ,
Elevate by Black Pegasus ,
BIAOTCH skit by Black Pegasus ,
80911 is the zipcode by Black Pegasus ,
ULTRA LYRICAL by Black Pegasus ,
Meaning of F.O.S. interlude by Black Pegasus ,
Get BUCK & throw ya hands up by Black Pegasus ,
ALL MY LIFE by Black Pegasus ,
Furious four by Black Pegasus ,
Fire in the sky talk Kevin Dwight Allah by Black Pegasus ,
Realize by Black Pegasus ,
Verbal Pastime by Black Pegasus ,
Fusion Of Syllables by Black Pegasus ,
From Outter Space by Black Pegasus ,
Outro shout outs by Black Pegasus ,
Bonus Bloopers by Black Pegasus ,