Shitty Finger Fuck 

A nickname for someone who had a tendency to pick their ass in front of others like its a casual thing, causing others to be completely grossed out. The kind of person you dont want to share a bed with.

Girl: Do you see what youre doing?!
Victim: No...
Girl: Stop picking your ass you, shitty finger fuck!

Shitty Finger Fuck by greenanon December 22, 2008

Smitty Fingers 

Sweaty, dirty fingers, inferring that the persons hands are unclean and sticky.

Example 1:
Bella: Get you're smitty fingers off me!
George: :(

Example 2:
Gary: Nom CHOCOLATE!
Bill: *slaps hand away* keep you're smitty fingers away from my easter egg!

Smitty Fingers by NomNomPotashMcBobbinson June 7, 2011

shittyfinger 

A shityfinger is where someone or something shits all over your finger and you pass out

Sally:Bob pulled a shittyfinger last night all over his finger and still hasn’t woken up
Anna: yeah I feel bad for the poor dude it must hurt

shittyfinger by Shittyant October 19, 2023