Something done or made in a hurry: such as a quickly and usually cheaply produced work or a hastily performed act of sexual intercourse. (Merriam – Webster)
Something done or had quickly, especially sex or an alcoholic drink. (Cambridge Dictionary)
A quickie is something that only takes a very short time. (Collins Dictionary)
A rapidly consumed alcoholic drink. (Oxford Dictionaries)
A brief act of sexual intercourse. (Oxford Dictionaries)
Other words for quickie, Thesaurus. Plus.
Las Vegas airport sets up pop-up chapel for even quicker ‘quickie’ weddings.