knocker has definitions from the fields of anatomy,zoology,sexuality
1
[ noun ] (anatomy,zoology,sexuality) either of two soft fleshy milk-secreting glandular organs on the chest of a woman
2
[ noun ] one who disparages or belittles the worth of something
3
[ noun ] a person who knocks (as seeking to gain admittance)

Examples

"open the door and see who the knocker is"

Related terms

person knock

4
[ noun ] (Yiddish) a big shot who knows it and acts that way; a boastful immoderate person

Related terms

big_shot Yiddish

5
[ noun ] a device (usually metal and ornamental) attached by a hinge to a door

Synonyms

rapper doorknocker

Related terms

device front_door

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