A device that regulates the flow of a liquid, or a synonym for confuse or stymie
[DOC] [TLE] baffle - Memidex dictionary/thesaurus [PAR] baffle | baffle board [synonym, sense-specific] | baffle plate [synonym, ... a device 
(as a plate, wall, or screen) to deflect, check, or regulate flow or passage (as of a 
fluid, ... To frustrate or check (a person) as by confusing or perplexing; stymie.