n.
1.a word or phrase used to complete a grammatical construction
2.a complete number or quantity
3.number needed to make up whole force
4.something added to complete or make perfect
5.one of a series of enzymes in the blood serum that are part of the immune response
6.either of two parts that mutually complete each other complement v.
1.make complete or perfect
Idiom of the Day
give (someone) enough rope and he or she will hang themself
give someone enough time and freedom to do what they want and they will make a mistake or get into trouble and be caught
"Don`t worry about trying to fight him. If you give him enough rope he will hang himself."