Government of Illinois. The government of Illinois, under the Constitution of Illinois, has three branches of government: executive, legislative and judicial. The executive branch is split into several statewide elected offices, with the Governor as chief executive, and has numerous departments, agencies, boards and commissions.
The phrase shake it off shows up 36 times in this song, mostly in the chorus. Shake appears 70 times. The song was produced by Max Martin and Shellback - Swift also wrote the song with the duo.
Off the cuff (1938) is from the notion of speaking from notes written in haste on one's shirt cuffs. Off the rack (adj.) is from 1963; off the record is from 1933; off the wall crazy is 1968, probably from the notion of a lunatic bouncing off the walls or else in reference to carom shots in squash, handball, etc.