knob

noun

ˈnäb 

1

a

: a small rounded ornament or handle

b

: a rounded protuberance : lump

2

: a rounded usually isolated hill or mountain

knobbed

ˈnäbd 

adjective

knobby

ˈnä-bē 

adjective

Synonyms of knob

• chunk
• hunk
• clump
• wad
• glob
• lump

Examples of knob in a Sentence

a carved walking stick with a silver knob

toss a knob of butter into the frying pan

Recent Examples on the Web

Just moments earlier, Finland goalie Juuse Saros made an incredible save, hitting a puck away with the knob of his stick to keep this game tied. —Andrew Greif, NBC news, 20 Feb. 2026

Azuma’s paludarium for Dior marks the entrance to the café, with dedicated buttons to control humidity, knobs to play music for the plants, and magnifying glasses to watch in real time as blooms open. —Kelly Wetherille, Footwear News, 18 Feb. 2026

Keep the scroll wheel and the volume knob, even the hot keys. —Joel Feder, The Drive, 18 Feb. 2026

The knobs on the stove, the refrigerator handles, the drawer pulls, and the kitchen light switches all need a good scrub and disinfecting. —Melissa Locker, Southern Living, 16 Feb. 2026

Word History

Etymology

Middle English knobbe; akin to Middle Low German knubbe knob

First Known Use

15th century, in the meaning defined at sense 1b

Phrases Containing knob

• stop knob

Rhymes for knob

• blob
• bob
• cob
• daub
• fob
• glob
• gob
• hob
• job
• lob
• mob
• rob

Kids Definition

knob

noun

ˈnäb 

1

a

: a rounded lump

b

: a small rounded handle

2

: a rounded hill

knobbed

ˈnäbd 

adjective

knobby

ˈnäb-ē 

adjective

Medical Definition

knob

noun

ˈnäb 

: a rounded protuberance or lump

knobby

ˈnäb-ē 

adjective