line (your) (own) pockets

to make a lot of money for yourself.

Allowing patients to sue will increase the cost of health insurance and line lawyers' pockets.

He was using his position as an immigration official to line his pockets.

Usage notes: usually said about a person who either makes money illegally or takes more than is fair or right

Related vocabulary: feather your own nest

• make a face at something
• make a fast buck
• make a federal case of
• make a federal case of something
• make a federal case out of
• make a federal case out of something
• make a fool of
• make a fool of yourself
• make a good fist of
• make a good fist of doing something
• make a good fist of something
• make a great play of
• make a great play of something
• make a hole in
• make a hole in something
• make a killing
• make allowances for
• make allowances for someone
• make allowances for something
• make all the difference
• make all the difference in the world
• make all the right noises
• make all the running
• make a long story short
• make a man of