1. something that is very funny or entertaining
Usage: informal; dated
2. a well that produces natural gas
Usage: oil industry

Examples

• The comedian’s new routine was a real gasser.
• That old movie is still a gasser after all these years.
• The party was such a gasser that nobody wanted to leave.
• The company struck oil and found a major gasser nearby.
• The new gasser will supply natural gas to the entire region.