sack (large bag, especially one made of fabric) / the sack; short for Hodensack (“scrotum”) / prick; sod / pocket

(idiomatic) with all his/her/their belongings, bag and baggage

(vulgar, idiomatic) to get on someone's nerves

(idiomatic) to buy a pig in a poke

(idiomatic, biblical) to do repentance

(idiomatic) to let the cat out of the bag

(informal, idiomatic) used to express that a particular group of people are all equally bad

A metaphor referring to an entirely uninteresting and non-notable event.

genitive singular of Sack