n.
1.a mathematical element that when added to another number yields the same number
2.a quantity of no importance
3.a person of no influence
4.a secret method of writing
5.a message written in a secret code cypher v.
1.convert ordinary language into code
2.make a mathematical calculation or computation
Idiom of the Day
good riddance to bad rubbish
used to show that you are happy that someone or something has been taken or sent away
"Good riddance to bad rubbish! I don't like him and I am glad that he is gone."