[n] heavy closely woven fabric (used for clothing or chairs or sails or tents)
[n] the mat that forms the floor of the ring in which boxers or professional wrestlers compete; "the boxer picked himself up off the canvas"
[n] an oil painting on canvas
[n] a tent made of canvas
[n] a large piece of fabric (as canvas) by means of which wind is used to propel a sailing vessel
[n] the setting for a narrative or fictional or dramatic account; "the crowded canvas of history"; "the movie demanded a dramatic canvas of sound"
[v] get the opinions of people, for example
[v] solicit votes from potential voters in an electoral campaign