To obstruct or prevent movement or progress by placing an obstacle in the way. verb
The fallen tree blocked the road, preventing any vehicles from passing.
She used her hand to block the sunlight from her eyes.
To stop or impede the flow of information, communication, or access. verb
The government decided to block access to certain websites.
He blocked her number after they had an argument.
To prevent someone from being able to participate or engage in an activity or process. verb
The player was blocked from joining the team due to eligibility issues.
Her account was blocked after multiple failed login attempts.