knob
knob /n'ɒb/ (knobs)
1 [N-COUNT]
A knob is a round handle on a door or drawer which you use in order to open or close it.
He turned the knob and pushed against the door.
2 [N-COUNT]
A knob is a round switch on a piece of machinery or equipment.
...the volume knob.
3 [N-COUNT] N of n
A knob of butter is a small amount of it. (mainly BRIT)
Top the steaming hot potatoes with a knob of butter.
1 [N-COUNT]
A knob is a round handle on a door or drawer which you use in order to open or close it.
He turned the knob and pushed against the door.
2 [N-COUNT]
A knob is a round switch on a piece of machinery or equipment.
...the volume knob.
3 [N-COUNT] N of n
A knob of butter is a small amount of it. (mainly BRIT)
Top the steaming hot potatoes with a knob of butter.