ha-siktir is a verbal cursing,the best translation would be "gtfo" get the fuck off. its more like denieing someones action than just saying gtfo like "fuck that "
rick : you can trust me your lil secrete u know we ´re best buddys
bob : hasiktir
Siktir kon baw
(It means : get the fuck off man)
(Kon: do)
(Baw: short form of "baba". Baba means dady but here it doesn't mean it, just used to point to person you are talking to)