canvass

(transitive, figuratively) (specifically, politics) To seek the support of (voters or a constituency) in a forthcoming election or poll through personal solicitation or public addresses.

(transitive, figuratively) To seek or solicit donations, information, opinions, support, etc. from (people or a place)

(intransitive) To seek or solicit donations, information, opinions, support, etc.; to conduct a survey.

(intransitive) (specifically, politics) To seek the support of voters or a constituency in a forthcoming election or poll; to campaign.

(transitive, figuratively) To thoroughly examine or investigate (something) physically or by discussion; to debate, to gather opinion, to scrutinize.

(intransitive) To debate, to discuss.

(transitive, figuratively) (by extension, politics, obsolete except US, Philippines) To scrutinize (the ballot in an election or the votes cast) and reject irregular votes; also, to challenge or dispute (an election result).

(transitive, obsolete) To toss (someone) in a (canvas) sheet for fun or as a punishment; to blanket.

(transitive, obsolete) (by extension) To batter, beat, or thrash (someone or something).

(transitive, obsolete) (by extension) To assail or attack (someone or something).

(transitive, obsolete) (by extension) To severely criticize (a person, a written work, etc.).

(countable) A seeking or solicitation of donations, information, opinions, support, etc.

(countable, specifically, politics) A seeking or solicitation, or determination, of support or favourable votes in a forthcoming election or poll.

(countable, US, politics) A scrutiny of the votes cast in an election to reject irregular votes; also, a tally, audit, and certification of votes.

(obsolete) (countable) A thorough discussion or investigation. (Possibly; the meaning is unclear.)

(obsolete) (uncountable) Rejection (at an election, of a suit, etc.).

Obsolete spelling of canvas. [A type of coarse cloth, woven from hemp, useful for making sails and tents or as a surface for paintings.]