1/1 is an Half-time/Full-time betting market. It means the Home team is going to win at halftime and Fulltime. In other words, to win a 1/1 bet; By the end of the first half, the home team should be winning. By the end of the whole match (full-time), the home should be the winner.
What Does Over 1 Mean in Bet? An over 1 bet is a bet that there will be at least one goal scored in a match. This means that if the match ends in a 0-0 draw, the bet will lose. However, if the match ends in any other scoreline, the bet will win.