An open interval is an interval that does not include its end points. The open interval is denoted , although the nonstandard notation is sometimes also used. Croft, H. T.; Falconer, K. J.; and Guy, R. K. Unsolved Problems in Geometry. New York: Springer-Verlag, p. 1, 1991.
Banzai, Shenzi and Ed. Banzai is a Japanese cheer meaning ''Attack''. Shenzi comes from Swahili meaning ''Barbarous'' or ''Savage''. Ed (assuming it originates from the English name ''Edward'') means ''Wealthy Guard''.
There are two different meanings of fugazi, both of them slang. The punk band Fugazi takes its name from the term fugazi as it appears in Nam: The Vietnam War in the Words of the Men and Women Who Fought There, a 1981 compilation of reminsces by U.S. veterans of the Vietnam War.