bob up

1. Appear suddenly or unexpectedly. For example, I didn't know anyone in the group until Harry bobbed up. This term uses the verb bob in the sense of “to bounce,” a usage dating from Chaucer's day. [Late 1800s]

Related Words

• arrive 
• come 
• come out 
• crop up 
• develop 
• emerge 
• materialize 
• occur 
• pop up 
• present 
• show 
• show up 
• surface 
• turn out 
• turn up