The term 'SHIRTS SHOT FROM CANNONS' can be summarized as 'tees', which is a four-letter word. Tees are a type of clothing item, usually referring to a short-sleeved shirt. The phrase 'shirts shot from cannons' is an unusual way of describing the item, as it implies that the shirts are being launched from a cannon. This phrase is likely used to emphasize the idea of the shirts being propelled with great force.