Definitions

1. noun

a person who is prone to or experiences nausea or vomiting, especially in response to certain sights or smells

“After seeing the accident, the gagger had to rush outside for some fresh air.”

2. verb

to cause someone to feel nausea or vomiting, especially in response to certain sights or smells

“The horror movie gaggered the entire audience, forcing them to leave the theater.”