Following a report produced for the Forum de lutte contre l’intimidation organized in 2014 by the government of Quebec, this article reports the point of view that adopt the social streetworkers on the phenomenon of intimidation from the position of closeness which allows their presence in the daylife environment. It presents the global reading which makes these outsider social workers of the dynamics of the intimidation and of the social conditions within which emerges that phenomenon. It also testifies of the potential contribution of streetworkers in the prevention of the intimidation and in the intervention with those who are concerned. Finally, this article highligths some conditions to be protected to allow the streetworkers to play completely their role in the grey area of the fight against intimidation.