They yahoo with joy when the band starts playing.

When the team scored the winning goal, the crowd yahooed with joy.

Despite the rain, the football fans were yahooing and singing in the stands.

Yahooing down the street, the wedding guests cheered and laughed.

When the final goal was scored, the whole stadium Yahooed in celebration.

Residents warned newcomers about a Yahoo boy who used fake investment schemes to steal their money.

Local businesses warned residents to beware of Yahoo boys posing as delivery drivers.

The mayor's tolerance of yahooism at the rally alarmed many citizens.

The editor criticized the article for its many yahooisms, saying they undermined its credibility.

Local historians catalogued several Yahooskins that had been preserved in peat bogs for centuries.