1. Without indicates the absence of somebody.
I can't live without you.
Please don't leave without me.
2. Without means not having.
Pattern: verb + without + (any) noun
That young mother manages without any help.
We are without money this month.
3. Without means not using.
Pattern: verb + noun + without + noun
We did the crossword puzzle without a dictionary.
She can't read without her glasses.
4. Without means not performing an action.
Pattern: without + verb in gerund form
She passed the test without studying.
He left without saying good-bye.
without a doubt—certainly
She is without a doubt the best chairman we have ever had.
without fail—a demand or promise to do something Be here at six A.M. without fail.
I will finish within three days without fail.
without ceremony—immediately and quietly
He took charge without ceremony and began to work.
that goes without saying—that is understood to be true
You will be paid well for your work; that goes without saying.
Celebrities Who Had Unbelievable Jobs
George Clooney was a door to door insurance salesman
George Clooney is an actor, producer, screenwriter, and film director. He did odd jobs like selling mens suits and womens shoes, selling door-to-door insurance, stocking shelves, cutting tobacco, and construction work prior to acting. He has also been awarded the Golden Globe Award thrice and Academy Awards twice. Clooney is renowned for being politically active and has worked as UN Messenger of Peace from January, 2008. He was voted as in Times yearly TIME 100 as being amongst the Highly Influential Persons in the World. Clooneys humanitarian aspect includes gathering funds for 2010 Haiti earthquake victims, finding a solution to the Darfur conflict, 2004 Tsunami, 9/11 victims, etc.