1. keeping someone from leaving; holding in custody or confinement
Usage: present participle of ‘detain’
2. delaying someone; causing someone to be late
Usage: present participle of ‘detain’

Examples

• The police are detaining the suspect for questioning.
• Security officers were detaining passengers at the checkpoint.
• I apologize for detaining you with all these questions.
• The teacher is detaining students after class for extra help.
• Border agents are detaining travelers with incomplete documents.
• The meeting ran long, detaining everyone past dinner time.
• Immigration officials are detaining asylum seekers at the facility.