personal expense
nounUK /ˈpɜː.sən.əl ɪkˈspens/
US /ˈpɝː.sən.əl ɪkˈspens/
Money you spend on things just for you.
Buying my own lunch is a personal expense.
OTHER MEANINGS
2. Money a worker spends for their job and gets back later.
She filed a claim for her personal expense on the business trip.
3. A cost that belongs to one person, not a group.
The trip was a personal expense, not a company one.
4. Things you buy for yourself, like clothes or snacks.
He keeps track of every personal expense in a small notebook.