knob has definitions from the field of arms
1
[ noun ] a rounded projection or protuberance

Synonyms

boss

Used in print

(Stephen Longstreet, Eagles Where I Walk....)

He found tepid water in a pitcher and a last bit of soap , and he lathered his face and stood stropping the razor on his broad leather belt , its buckle held firm by a knob of the bedpost .

2
[ noun ] a round handle

Used in print

(Jack Kaplan, "The Health Machine Menace: Therapy by...)

Carroll diagnosed Mrs._Hull by taking a drop of blood from her ear and putting it on his `` radionic '' machine and twirling some knobs ( fee $ 50 ) .

Related terms

handle doorknob stop

3
[ noun ] any thickened enlargement

Synonyms

thickening node

Related terms

convex_shape

4
[ noun ] (arms) an ornament in the shape of a ball on the hilt of a sword or dagger

Synonyms

pommel

Related terms

decoration hilt

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