Definition of kilo in English:
noun (plural kilos)
- Also, no single piece of luggage should exceed 70 pounds or 32 kilos in weight.
- Borg kept his weight during a tournament at 73 kilos: a hectogram up or down and he'd feel either bloated or weak.
- After six weeks, I had put on a lot of weight, almost a kilo [2.2 pounds] a day.
late 19th century: from French, abbreviation of kilogramme, kilomètre.