2. A part inside the body of an animal or plant which is shaped like a bag and that usually contains liquid or air: The hernial sac in the peritoneum (abdominal cavity) is a sac-like protrusion that contains a herniated organ.
Roger bought a sack of peanuts to feed the squirrels in the park.
2. To dismiss from an employment or a job: The employer plans to sack Jack because he is late to work too often.
3. To loot, to plunder, and to steal that which is valuable: The pirates planned to sack the coastal town at the crack of dawn.
Last year, Tiffany's boss tried to sack her from her job. She appealed his decision and did not lose the job after all; so, she went out to celebrate at a pub and had a drink that was very sec.
While Wendy was at the pub, a friend showed her a lovely sacque that she had made for her niece.
Ray's friend, Edith, was feeling well that night; however, she has often experienced a pain in her chest and she was afraid that her pericardium sac was inflamed and so Edith has been seeing a doctor about it.
2. A specifically designed bag typically with shoulder straps used for carrying heavy items; such as, camping or hiking gear: Each scout had a hiker's sack to carry while they were going for a walk.
Sacks were originally made of coarse cloth similar to those that were used in making "gunnysacks". The word sack came from Hebrew sag, "sack", "sackcloth".
In the Bible, "sackcloth and ashes" refers to the wearing of rough sackcloth garments and sprinkling ashes on the heads by those who are showing that they are sorry for sins or wrong doing that they have done.
3. Etymology: from sachet which is French for "little bag"; specifically, "a small ornamented bag" for carrying perfumed powder or something of a similar nature."2. To rob, to loot, or to pillage: The invaders sacked the village of anything of value.
The expression to sack, meaning "to loot", comes from the use of sacks by looters as a convenient means of carrying away their stolen goods.