At the age of 80, she's 'riding a/the wave of' renewed interest in her work. [=she's experiencing a time when many people are interested in her work again]
The traffic cop 'waved' cars 'through'. [=waved in a way that told drivers to continue driving through a particular area]
The new school has triggered a 'wave' of optimism [=has made many people feel optimistic] about the public school system.
(..) who just got off a banana boat. Banana boat? HoId it. You got the wrong guy. I don't come off no banana boat. Aren't you part of the Cuban crime wave? What you taIking crazy for? I'm a poIiticaI refugee here. TONY: So take it easy. Don't taIk crazy. ELVIRA: Sorry. (..)1983 Scarface