For the purpose of this chapter, “picketing” means being or remaining on or in the vicinity of any premises or vehicle, whether upon a highway or not, for the purpose of participating in a public demonstration intended to influence any member of the public or the owner, operator or tenant of such vehicle or premises to take or refrain from any action or to protect any such action or failure to act. (Ord. 74-36. Passed 5-6-74.)