yoo-hooyoo-hoo /juː ˈhuː/ interjection informal 
used to attract someone’s attention when they are a long way from you
used to attract someone’s attention when they are a long way from you- feces
- feckless
- fecklessly
- fecklessness
- fecund
- fecundity
- Fed
- fed
- federal
- Federal Aviation Administration
- Federal Bureau of Investigation
- Federal Communications Commission
- Federal Deposit Insurance Corporation
- federalism
- Federal Republic of Yugoslavia
- Federal Reserve Bank
- Federal Reserve System
- Federal Trade Commission
- federate
- federation
- Federer, Roger
- Fedex
- fedora
- Feds
- fed up