0 past simple and past participle of toot
1 to make a short sound or series of short sounds, especially with the horn of a car as a warning:
One demonstrator banged a plastic bucket like a drum, while another tooted a trumpet.
Horns toot and sound systems blare as 2,000 bicyclists take to the streets.
He tooted it at every crossing.
Nowadays if we stop at traffic lights—which is a requirement—when the lights change from red to green, unless we take off immediately we are likely to get tooted.
