Throttle means both the accelerator part of the engine(or something) and to physically strangle a person without using any items. Gripping them from the throat and squeezing.
The act of cuasing injury to a victim or otherwise cuasing harm. Normally done with blunt objects or with bare hands. Throttling is a common act among gangsters. See also Pwn and smash
"You get any closer to my computer and I'm going to throttle you!"
When a cell phone company causes your phone to receive data at an incredibly slow speed as a means of forcing you to use less bandwidth and data. It is reported that AT&T and Verizon are among the companies that engage in this practice.