Big

(1) I only know the idiom "talk big" means "to brag", but the word big below means positive -- no doubt. What is the definition of the big here? "Big = important"?


Gates thinks big, gives big

(CNN) -- How do you measure Bill Gates' success?

Forbes magazine puts a dollar figure on the Seattle, Washington-area native's net worth -- $46.6 billion in 2003 -- and crowned him the world's richest person for the seventh year in a row.

His company, Microsoft, reports that it raked in $32.19 billion in revenues for the fiscal year ending in June 2003, ranking it among Fortune's top 50 largest U.S.-based corporations.

http://www.cnn.com/2004/WORLD/americas/04/16/gates/

(2) Spc. is obviously a commissioned rank in the US army. Spc. is the abbreviation of ...?

"The soldiers should be tried in an Iraqi court because what they did hurt the Iraqi people," said Ali Mohammed Selman, 24, a taxi driver waiting for customers near the convention center where Spc. Jeremy Sivits was scheduled for trial today. "The only punishment for them is execution."