[count] 1 : a piece of equipment with moving parts that does work when it is given power from electricity, gasoline, etc.
▪ Shovels are tools; bulldozers are machines. ▪ Do you know how to operate/use/run this machine? ▪ The machine is working/running properly. ▪ The machine is broken. ▪ machine-sorted mail [=mail that is sorted by using a machine] ▪ a fax/copy/exercise machine ▪ a coffee/soda/ice/cash machine [=a machine from which you can get coffee/soda/ice/cash] — often used to refer informally to a specific type of machine ▪ Are there any new messages on the machine? [=on the answering machine] ▪ I have a load of laundry in the machine. [=in the washing machine] ▪ I'm having software problems on my machine. [=computer] — see also answering machine, flying machine, rowing machine, sewing machine, slot machine, time machine, vending machine, voting machine, washing machine 2 informal : a vehicle (such as a car or motorcycle)
▪ He was bragging about his new machine. 3 a : a person or group that does something efficiently, quickly, or repeatedly like a machine
▪ The coach turned the team into a scoring machine. ▪ My younger brother is an eating machine. ▪ a publicity machine
b : a powerful and well-organized group
▪ a politician who dared to challenge the local party machine ▪ a powerful war machine ▪ Their army is a well-oiled machine.