can·vass 
/ˈkænvəs/ verb
can·vass·es; can·vassed; can·vass·ing /ˈkænvəs/ verb 1 a [+ obj] : to ask (the people in an area) what they think about a candidate, project, idea, etc.
▪ A team of volunteers is canvassing the city for the Republican Party. ▪ We go to every house to canvass voters.
b : to talk to the people in an area in order to get them to support a candidate, project, idea, etc. [no obj] ▪ She is canvassing for one of the presidential candidates this year. [+ obj] ▪ The group has been canvassing neighborhoods to ask people to vote for him. 2 [+ obj] somewhat formal : to look at or consider (something) carefully
▪ The company canvassed several sites for a new factory.
▪ A team of volunteers is canvassing the city for the Republican Party. ▪ We go to every house to canvass voters.
b : to talk to the people in an area in order to get them to support a candidate, project, idea, etc. [no obj] ▪ She is canvassing for one of the presidential candidates this year. [+ obj] ▪ The group has been canvassing neighborhoods to ask people to vote for him.
▪ The company canvassed several sites for a new factory.
— can·vass·er noun, plural can·vass·ers [count]
▪ a paid canvasser for a senate candidate
▪ a paid canvasser for a senate candidate
