Is “Knob” a Scrabble word?
Yes
KNOB
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Knob
/nɒb/
noun
1.A rounded protuberance, especially one arising from a flat surface; a fleshy lump or caruncle.
2.A rounded control switch that can be turned on its axis, designed to be operated by the fingers.
3.A ball-shaped part of a handle, lever, etc., designed to be grabbed by the hand.
verb
1.(of a man) To have sex with.
Synonyms: dick, get up in, schlong