hold someone's attention

US /hoʊld ˈsʌmwʌnz əˈtɛnʃən/
UK /hoʊld ˈsʌmwʌnz əˈtɛnʃən/
"hold someone's attention" picture
1.

to keep someone interested or engaged

:
The speaker managed to hold everyone's attention throughout the long presentation.
It's hard to hold a child's attention for more than a few minutes.