slacknacker 

1 noun, insult used for lazy person,

Oi Slacknacker, get yer finger out!

slacknacker by Sam Clarke March 18, 2005

slapknackers 

A pair of oversized breasts that slap you in the face

My! What a pair of slapknackers

slapknackers by Alen Boardman March 18, 2006

Shatknackerdoodles 

(SHAT-NACK-ERR-DOOD-LLZ)
A more polite way to express anger or frustration. Can be a substitute of damn, shit, crap, fuck, and the like.

(you bang your head on something. A teacher is standing right near you.)
you: AW SH--
(teacher looks at you)
you:SHATKNACKERDOODLES!!

Shatknackerdoodles by Bumsquafer February 4, 2008

slackernacker 

a person inclined to have a nack...for slacking. hence the name, slackernacker, a.k.a. nackerslacker

Tom, you are one heck of a slackernacker!!

slackernacker by Gishishopau September 8, 2008

smackhacker 

to smack up your biznatch, or smack around a person you dislike

tom: my girl was pissing me off last night
jarry: smackhacker her to get her in line

smackhacker by zilly May 22, 2006

Slackpacker

To be a complete slut or whore whilst travelling. Can be used as a derogatory term for males or females as everyone is pretty easy whilst travelling

"Ive heard she's a right slackpacker" or this hostel is crawling with slackpackers

Slackpacker by Hendy :D July 31, 2012