tail off
US /teɪl ɔf/
UK /teɪl ɔf/

1.
afnemen, verminderen
to become smaller or weaker, or to happen less often
:
•
Sales tend to tail off in the summer months.
De verkoop heeft de neiging om in de zomermaanden af te nemen.
•
The applause began to tail off as the speaker finished.
Het applaus begon af te nemen toen de spreker klaar was.