completely useless

Examples (10)

• This old software is completely useless on modern operating systems.
• Without the correct key, the lock is completely useless.
• His advice proved completely useless in solving the problem.
• The broken tool was completely useless for the task at hand.
• After the storm, their solar panels were completely useless.
• Trying to argue with him is completely useless; he never listens.
• She felt completely useless after failing the exam.
• The map was old and outdated, making it completely useless for navigation.
• All their efforts to save the drowning man were completely useless.
• This security system is completely useless if you don't activate it.