referend
/ˌrɛfəˈrɛnd/Chiefly US (originally humorous )
verb
[with object] To refer (legislation, a political issue, etc.) to a popular vote; to put to a referendum. Also without object: to vote in or decide by a referendum.
Origin
Late 19th century; earliest use found in Sunday Sentinel (Milwaukee, Wisconsin). Back-formation (originally humorous) from referendum.