be au fait with (something)

to know a lot about a subject.

Are you au fait with the latest developments in computer technology?

• get the goods on
• get the goods on someone
• get the green light
• get the hang of
• get the hang of something
• get the hell out
• get the hell out of
• get the hell out of somewhere
• get the hump
• get the jitters
• get the jump on
• get the jump on someone
• get the jump on something
• get the measure of
• get the measure of someone
• get the measure of something
• get the message
• get the munchies
• get the nod
• get the picture
• get the push
• get the runaround
• get the sack
• get the shaft
• get the short end