ヘッドカウントMeanings1nounheadcountA count of people, often used in business or event contexts to refer to the number of attendees, staff, or participants.会かい議ぎの前まえにヘッドカウントを確かく認にんしてください。Please check the headcount before the meeting.イベントのヘッドカウントは予よ想そうより多おおかった。The headcount for the event was higher than expected.