In the poker vernacular, this type of straight is a gutshot straight, referring to how it was made and the low odds of doing so. Having “ace-high” means the best possible hand you can make is a high card of. Ace (Ace-high) The ace is the highest ranked card in poker, but will also play as a low card for straights (A-2-3-4-5). Straightforward, 'by the book' poker meaning you raise when you think you have the best hand, fold when you don't and rarely bluff.