In poker, depending on which variation you are playing, you have a hand deal to you consistent of 5 cards. All use a consistent ranking system to rate which hand beats other hands which is used across the board in all poker games.
A strong hand is having a hand of all the same suits or having cards of all the same consecutive values. Here is a description of the names and the hands starting with the best hand first leading down to the not so good hands:
A Straight Flush: Is a hand of the same suit in consecutive order for example 6,7,8,9,10 of clubs.
Four Of A Kind: consist of four out of the five cards being the same number such as having all the 9s in the different suits.
Full House: this is a hand that has three and two and so three cards are the same ie three 10s all in different suits and two 8s in different suits.
Flush: is a hand that has five cards all of the same suit but not in consecutive order.
Straight: is having the cards in a consecutive order but not all of the same suit
Three Of A Kind: is a hand which consist of three cards the same such as three 2s all in different suits and the remaining two cards are random cards.
Two Pair: contains having two pairs of cards and so for example two 8s of different suits and two 5s of different suits.
One Pair: has just one pair and so two 4s of different suits and then three random cards.
High Cards: is a hand that has nothing.