For totes ser is an abbreviation for totally serious. The for is unnecessary, it simply rolls off the tongue.
Let's say you approach me with a question such as: "Jon, did you shoot that hoe?" Then I would respond "Why yes Jake... I'm for totes ser." As in I am being (for) totally serious.
1) A man who goes above and beyond attempting to win the affection of someone they are attracted to but gets but in the friendzone anyway. Ser Friendzone is usually less self aware than the fabled White Kinght.
2) Ser Jorah Mormont from George RR Martin's [Game of Thrones] book series.
Mike really needs to give it up with Holly, he's moving close to being Ser Friendzone.
A shit in which when finished requires none or hardly any wiping,Thus being the kind of shit you`d want to have whilst on an S.A.S mission to save time and leave no clues to your where abouts.
i'm going for a dump dave hold the bus, don't worry it feels like it'll be an S.A.Ser