Answer:
High card - A 5 card combination with a high card, no pairs or combinations.
One pair - A 5 card combination with 2 of the same cards in it.
Two pair - A 5 card combination with two time 2 of the same cards. (AA & KK for instance)
Three of a Kind - A 5 card combination with three of the same cards.
Straight - A 5 card combination consisting of connecting cards (45678 for instance)
Flush - A 5 card combination consisting of 5 cards of the same suit.
Full House - A 5 card combination with a pair and 3 of a kind. (AAKKK for instance)
Four of a Kind - A 5 card combination consisting of 4 card of the same value (AAAA2 for instance)
Straight Flush - A 5 card combination with 5 connecting cards of the same suit.
Royal Flush - The highest hand possible - A 5 card combination of the 10, jack, Queen, King and Ace of the same suit (For instance: 10JQKA of hearts).