Jail, in slang, can be referred to by a variety of terms. The term 'COOLER' is a six letter slang term for jail, which originated in the 1920s and 1930s when prisons were often referred to as 'COOLERS' due to their cold temperatures. Another seven letter slang term for jail is 'SLAMMER, ' which is believed to have originated from the sound of a jail cell door slamming shut. The four letter slang term 'STIR' is also used to refer to jail, and is believed to have originated from the phrase 'stirring up trouble.' Finally, the six letter slang term 'thecan' is also used to refer to jail, and is believed to have originated from the phrase 'in the can, ' which was used to describe someone being arrested and put in jail.