Word chum
(Gaming term) those letters and half words that collect in your in-world local chat prompt before you remember to click back into your private IM. Similar to the chum definition of that means the build up of precum, sperm, and lubrication that builds up during sexual intercourse.
Tom was embarrassed when he accidentally hit the ENTER key, causing his word chum, "scr7886fuck thatwtfyeaMmmmyeah," to spill out into the general chat screen at his virtual wedding rehearsal.