Slightly Less Attractive Friend... The less attractive friend of an attractive girl/woman, that makes her look better.
Person 1: Man Sandra is fine but who is that other chick she hangs out with?
Person 2: Oh that just her SLAF.. slightly less attractive friend
a bibulous little hobag. slafen whoren!
be gone you dirty little slaf
SLAFS is a swedish word used for describing a mixed substance or thing which is often considered as repugnant.
SLAFS - Substance Located At Familiar Spaces
Swedish teacher(In swedish with broadscanian accent): "Jaa.. Man undrar ju hur musen klarade övergången från mus till fladdermus. Det måste måste ju ha varit rätt SLAFSIGT här vid vingarna."
Swedish teacher: "Well.. One can think about how the mouse suceeded in the transition from mouse to bat. It must have been quite SLAFSY here by the wings
Stupid Little Annoying Fagget
1. stop being a slaf
2. my ex-friend is a slaf