Definition of cuff
1
: something (such as a part of a sleeve or glove) encircling the wrist
2
: the turned-back hem of a trouser leg
3 a
: handcuff
—usually used in plural
b
: a usually wide metal band worn as a bracelet
4
: an inflatable band that is wrapped around an extremity to control the flow of blood through the part when recording blood pressure with a sphygmomanometer
—
on the cuff
: on credit
- transacting business on the cuff
