fellas mos definitely derives from the Greek word Φιλος(Fel(l)os)=friend,i dont know how it became british slang but this is what it mos definitely is.
by 1337theGreek February 23, 2017
Get the fellasmug. 
Just a funny,nice,handsome guys looking for real love & a loyal female to ride for him all the ways too the end💕
Dang I love me some fella.
by Lvfellaa November 20, 2023
Get the Fellamug. by syafinaz confirms that? November 18, 2023
Get the Funky Fellas 100mug. When you forgot some Australian’ name.
Originally used by Joe Biden: “I wanna thank uh, the fella down under”.
Originally used by Joe Biden: “I wanna thank uh, the fella down under”.
by JordgubbeMjolk September 16, 2021
Get the The fella down undermug. when the ass apears to be eating whatever the person is wearing, usually spandex or loose material made pants.
by button January 17, 2005
Get the hungry fellamug. 