have (got) (someone's) number

to understand the way someone behaves.

They've got our number – they play harder against us than anybody else.

She seems to know exactly what people our age want – she definitely has our number.

• cut a swathe through
• cut a swathe through something
• cut a swath through
• cut a swath through something
• cut a wide swath
• cut both ways
• cut coat according to cloth
• cut coat according to your cloth
• cut corners
• cut dead
• cut down to size
• cut from the same cloth
• cut in
• cut it fine
• cut it out
• cut loose
• cut loose someone
• cut loose something
• cut losses
• cut no ice with
• cut no ice with someone
• cut off nose to spite face
• cut off nose to spite your face
• cut off your nose to spite face
• cut off your nose to spite your face