What does it mean to eat the bread and drink the cup in communion?

In communion, eating the bread and drinking the cup signifies our participation in Christ's body and blood, which were given for us. Just as the Israelites ate the Passover lamb, we 'consume' Christ by faith, recognizing that He is our sustenance and our life. The act of partaking in these elements is a public declaration of our trust in Christ's atoning work and serves as a reminder of His sacrifice and our unity with Him and other believers. Through this sacrament, we proclaim the Lord's death until He comes and reaffirm our hope in the gospel.