A wet blanket

Also found in: Idioms.
References in periodicals archive ?
AT the risk of being accused of being a wet blanket after the Olympic torch relay passed through Conwy and Denbighshire I wish someone could tell me a) How can Radio 1 DJ Chris Moyles be considered inspirational, when that was the criterion laid down when nominees were sought?
My friends call me a wet blanket, like I dampen their fun.
Miss McKenzie threw a wet blanket over Alan and she and her friend, Christine Marson, managed to get him outside where they rolled him in the wet grass.