Abbreviation of diethyltryptamine.
"In this linguistic analysis, the term det refers to a grammatical category representing an abbreviation of determiner."
Abbreviation of determiner.
In plain English: Det is short for detective, which means someone who investigates crimes and solves mysteries.
"The police are looking for any det to help identify who broke into the house."
Abbreviation of Detroit.
"The local news broadcast reported on traffic delays near det in Michigan."