Spiked beverages are alcoholic drinks that have been mixed with other ingredients, such as fruit juices or syrups. The term 'SPIKED' is often used to describe drinks that have had alcohol added to them. The crossword solution for the term 'SPIKED, as a beverage' is 'laced'. This term refers to the process of adding alcohol to a beverage, usually by pouring it into the drink or mixing it in with other ingredients.