{f} judge beforehand, pass a sentence ahead of time; rule beforehand, decide in advance, determine in advance
To judge before hearing, or before full and sufficient examination; to decide or sentence by anticipation; to condemn beforehand
If you prejudge a situation, you form an opinion about it before you know all the facts. They tried to prejudge the commission's findings. to form an opinion about someone or something before you know or have considered all the facts - used to show disapproval