wax lyrical about something

wax lyrical

To speak about something enthusiastically, especially by employing elegant language; to rhapsodize. It was a nice feeling when Dana waxed lyrical about the dinner I made, describing it as "sublimely scrumptious." If you're going to be a salesman, you're going to have to learn how to wax lyrical about the most mundane products to make them sound like must-haves.
See also: lyrical, wax

wax lyrical about something

If you wax lyrical about a subject, you talk about it in an enthusiastic way. He waxed lyrical about the skills and commitment of his employees.
See also: lyrical, something, wax