COUNTERSINK (countersank, countersunk)

Pronunciation (US):

(GB):

Irregular inflected forms: countersank    , countersunk   

 Dictionary entry overview: What does countersink mean? 

• COUNTERSINK (noun)
  The noun COUNTERSINK has 2 senses:

1. a hole (usually in wood) with the top part enlarged so that a screw or bolt will fit into it and lie below the surface

2. a bit for enlarging the upper part of a hole

  Familiarity information: COUNTERSINK used as a noun is rare.

• COUNTERSINK (verb)
  The verb COUNTERSINK has 1 sense:

1. insert (a nail or screw below the surface, as into a countersink)

  Familiarity information: COUNTERSINK used as a verb is very rare.

 Dictionary entry details 

• COUNTERSINK (noun)

Sense 1

Meaning:

A hole (usually in wood) with the top part enlarged so that a screw or bolt will fit into it and lie below the surface

Classified under:

Nouns denoting man-made objects

Hypernyms ("countersink" is a kind of...):

hole (an opening deliberately made in or through something)

Derivation:

countersink (insert (a nail or screw below the surface, as into a countersink))

Sense 2

Meaning:

A bit for enlarging the upper part of a hole

Classified under:

Nouns denoting man-made objects

Synonyms:

counterbore; countersink; countersink bit

Hypernyms ("countersink" is a kind of...):

bit (the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press)

• COUNTERSINK (verb)

Present simple: I / you / we / they countersink    ... he / she / it countersinks   
Past simple: countersank   
Past participle: countersunk   
-ing form: countersinking   

Sense 1

Meaning:

Insert (a nail or screw below the surface, as into a countersink)

Classified under:

Verbs of touching, hitting, tying, digging

Synonyms:

countersink; set

Hypernyms (to "countersink" is one way to...):

bury; sink (embed deeply)

Sentence frame:

Somebody ----s something

Derivation:

countersink (a hole (usually in wood) with the top part enlarged so that a screw or bolt will fit into it and lie below the surface)