polling booth n 1: a temporary booth in a polling place which people enter to cast their votes
Polling \Poll"ing\, n. [See {Poll} the head.] 1. The act of topping, lopping, or cropping, as trees or hedges. [1913 Webster] 2. Plunder, or extortion. [Obs.] --E. Hall. [1913 Webster] 3. The act of voting, or of registering a vote. [1913 Webster] {Polling booth}, a temporary structure where the voting at an election is done; a polling place. [1913 Webster]