Phrase Meaning
Look out Be careful or cautious
Shake hands To greet a person with your hands
Get back Return
Catch Cold Become sick
Get over To recover from illness or feelings of grief
Make up one's mind Make a decision
Change one's mind Alter a decision
For the time being Temporarily 
For good Permanently, forever
Call off Cancel
Put off Postpone
In a hurry Rush
No sweat No problem 
24/7 Twenty four hours a day and seven days a week
Clear cut Easy to understand, clearly stated
keyboard_arrow_up