brush up on

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Keenan, 24, re-watched parts of season two to brush up on the region’s geopolitics.

From The Wall Street Journal • Jan. 15, 2026

This will require that you brush up on your fish identification skills, but it's a small price to pay for protecting our fish, saving on groceries and limiting unexpected and urgent trips to the restroom.

From Salon • Oct. 29, 2024

A few hours before eclipse, Vogt joked that he had been too busy lately to brush up on any constellation patterns.

From Seattle Times • Apr. 8, 2024

As part of his studies, Dr. Chang had to brush up on autoimmune diseases, memorizing the names of human proteins that can be targeted by a misdirected immune system.

From New York Times • Feb. 1, 2024

There are times when even nonbutlers need to know their who from their whom, and that will require you, once again, to brush up on your trees.

From "The Sense of Style" by Steven Pinker