(idiomatic, often followed by on) To carry out a trick or deception; to behave contrary to expectations.

(call center jargon) A caller who hangs up immediately when they hear a delay announcement.

(telephony) An audible signal on a voice phone line that sounds more frequently than a standard busy signal, indicating that no transmission path to the called phone number is available.

(uncountable) Popular music without any deep meaning.

A nuclear plant which produces fissionable material from high-energy neutrons as a byproduct in excess of the amount it uses to operate.

(dated) To eat breakfast; to eat the first meal of the day after a night of not eating or to conclude any period of fasting by consuming food.

plural of fast Fourier transform

plural of fast busy signal

A small, fast boat designed with a long, narrow platform and a planing hull to enable it to reach high speeds.

plural of fast radio burst