Canker sore. In some cases, the exact cause of a canker sore is unknown, but trauma or injury to the mouth or oral soft tissues may be the culprit. Other possible causes are food sensitivities, spicy, salty or acidic foods, vitamin B deficiency, hormonal shifts and stress. Cold sore.
What does xoxo mean? Hugs and kisses or xoxo is a term used for expressing affection or good friendship at the end of a written letter, email or SMS text message.
His Tracks XO / The Host from Trilogy and Initiation make it clear he refers to that combo and his clique. Perhaps XO could also mean those prestigious Hard Liquor styles like Hennessy XO, but that is up to your interpretation.