[QUOTE] [B][SIZE=4]"roller coaster"[/SIZE][/B] [B]noun[/B] [LIST=1] [*]anything characterized by abrupt and extreme changes (especially up and down); "the economy has been on a roller coaster all year" [*]elevated railway in an amusement park (usually with sharp curves and steep inclines) [syn: [URL=http://www.word.sc/big dipper]big dipper[/URL], [URL=http://www.word.sc/chute-the-chute]chute-the-chute[/URL]] [/LIST] Source: [URL=http://www.word.sc/roller coaster]http://www.word.sc/roller coaster[/URL] [/QUOTE]

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