Ending a sentence with period indicates that the speaker feels that there is no further need for discussion and has said all there is to say on a subject.
Some Excerpts:
From TV shows, movies and novels
Desperate Housewives 
Nicollette Sheridan (Edie Britt) used the word “period” at the end of the sentence while talking to Teri Hatcher (Susan Mayer) in the popular TV [...]

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E.E. on November 7th, 2008

You describe something as “a cash cow” when it is an easy way to earn a lot of money.
Excerpts from popular TV shows and movies:
Desperate Housewives
The following excerpt is taken directly from a popular TV show “Desperate Housewives” to show the usage of the phrase “cash cow”.
Eva Longoria Parker(Gabrielle Solis) used the phrase “cash cow” in episode eleven [...]

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E.E. on September 21st, 2008

The phrase “You name it” means anything you say.
Some Excerpts:
From TV shows, movies and novels
In Treatment
Blair Underwood(Alex) used the phrase “You name it” while talking to Gabriel Byrne(Paul) in season1, episode 2 of the popular TV show “In Treatment” as shown below:
Desperate Housewives
Teri Hatcher(Susan Mayer) used the phrase “you name it” while talking to Nicollette Sheridan(Edie [...]

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E.E. on July 21st, 2008

Roll out means ”to get up”.
Some Excerpts:
From the web:
The following excerpts are taken directly from the net on how people use the phrase “Roll out” in everyday talk.

Excerpts from popular TV shows and movies:
Desperate Housewives
The following excerpt is taken from a popular TV show “Desperate Housewives” to show the usage of the phrase “roll out”.
Teri Hatcher(Susan Mayer) [...]

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E.E. on July 21st, 2008

If you say, you can buy your way out of something, it means you can get rid of it.
Some Excerpts:
From the web:
The following excerpts are taken directly from the net on how people use the phrase “buy your way out” in everyday talk.

Excerpts from popular TV shows and movies:
Desperate Housewives
The following excerpt is taken directly [...]

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E.E. on July 21st, 2008

If you say, someone or something is anything but a particular quality, it means they are opposite of that quality. The phrase “Anything but” can be used to express both positive or negative qualities. For e.g. if we say, she is anything but rude, it means she is not at all rude but very polite, which [...]

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