Dick sucking lips but may be meant as Don´t slay in online game as CSS when team mate shoots another member of team, who can punish a shooter by this.
mike playing counter strike killed a team mate and is asking him for not slaying down by typing: DSL
The Urban Dictionary Mug
One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.
Buy the mug