A spack is someone who is a idiot or dickhead or likes to do idiotic stuff

Someone who you want to slap round the face with a fish of some sort

A SPACK is a one time use pack, small enough to fit in your going out bag and contains a mini toothbrush, toothpaste, 2 makeup removing cleansing wipes, a deodorant cloth and a hair-tie. all the essentials a girl on the go needs to keep clean. It's perfect for a sleepover, weekend getaway, business trip, party or after the gym.

It's not a smack, it's not a punch, it's fucking spack.

A political spin attack aimed at discrediting an alternative view, derived from SPin attACK. First noted use Aug 2012 in an exchange of correspondence with conservative constituency office (Tewkesbury UK).

A derogatory term for the "Penguins of Madagascar" Skipper, Rico, Private, and Kowalski.

The combination of "pack" and "smack"