English

Definition of nail up phrasal verb from the Oxford Advanced Learner's Dictionary

 

nail up

 phrasal verb
phrasal verb
 
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Phrasal Verbs
  1. 1to fasten something to a wall, post, etc. with a nail or nails We spent the morning nailing up signposts.
  2. 2to put nails into a door or window so that it cannot be opened The door had been nailed up from the outside.
See the Oxford Advanced American Dictionary entry: nail up