adj.
1.most important element principal n.
1.the original amount of a debt on which interest is calculated
2.the educator who has executive authority for a school
3.an actor who plays a principal role
4.capital as contrasted with the income derived from it
5.the major party to a financial transaction at a stock exchange
Idiom of the Day
stir (someone or something) up or stir up (someone or something)
to make someone angry or excited, to cause trouble
The man`s angry words stirred up the crowd and made everybody angry.