1. in a way that uses or gives large amounts of something, especially money, without restraint
2. in a way that is elaborate, luxurious, or richly decorated

Examples

• The wealthy family spent lavishly on their daughter’s wedding.
• She was praised lavishly for her outstanding performance.
• The hotel room was lavishly decorated with silk curtains and gold fixtures.
• He tipped the waiter lavishly after the excellent service.
• The garden party was lavishly catered with gourmet food and fine wines.
• The mansion was lavishly furnished with antique furniture and artwork.
• They entertained lavishly during the holiday season.