Reading
Shortcuts
Home
All Articles
Read from Another Site
Sources
Wikipedia
Simple Wikipedia
VOA Learning English
Futurity
The Conversation
MIT News
Harvard Gazette
Cambridge News
YDS/YÖKDİL Passages
Topics
Technology
Engineering
Business
Economics
Human
Health
Energy
Biology
Nature
Space
Log in
Sign up
History
Add
be jumping up and down
• be very angry, upset, or excited.
• "there are people jumping up and down because at this stage they do not understand all the pros and cons"
