to live it up: to spend money freely, to live luxuriously Examples of TO LIVE IT UP Jackson and Aiden saved up money for two years so that they could travel to Europe and live it up. After receiving a large inheritance from a rich aunt, I was able to live it up for years.

have got to: must (also: have to) Examples of HAVE GOT TO You have got to check out a new restaurant I found; it’s wonderful. I have got to get my essay turned in on time!

to be used to: be accustomed to Examples of TO BE USED TO He is used to taking snaps under center and is accustomed to a pro-style offense. I am used to using one hand to punch in names and send e-mails and text messages.

on purpose: for a reason, deliberately Examples of ON PURPOSE “So you’re telling me that you lost the game on purpose?” the commissioner asked the baseball player who was accused of taking a bribe. I tried to explain that the boy didn’t break the window on purpose, so his parents wouldn’t be mad at him.

to take pains: to work carefully and conscientiously Examples of TO TAKE PAINS She takes pains to do everything well; she’s our best employee. She takes pains to conceal his true identity from her villagers and even her husband.

to cut down on: to reduce, to lessen (also: to cut back on) Examples of TO CUT DOWN ON As she was making her budget, she realized she needed to cut down on her expenses. My doctor told me to cut down on desserts.