brush up

broad brush

A style or approach that deals with something in very general, sweeping terms, without attention to fine details or subtle nuances.

brush aside

To disregard, dismiss or ignore something, as unimportant.

brush by

To walk past another person, touching them slightly, normally by accident, and ignoring them.

brush down

To straighten up one's clothes and to tidy up one's appearance.

brush off

To disregard (something), to dismiss or ignore (someone), as unimportant.

live over the brush

To cohabit without being married.

paint with a broad brush

To describe a class of objects or a kind of phenomenon in general terms, without specific details and without attention to individual variations.