sign
verb
uk/saɪn/ us [ I or T ]
to write your name, usually on a written or printed document, for example to show that you agree with its contents or have written or created it yourself:
sign a contract/agreement/declaration We've already agreed the details and I just need to sign a contract.
sign a letter/form/cheque
Please sign your name below if you are available to help.
Sign here please.
signed and sealed (also signed, sealed, and delivered)
finished and official because all the necessary documents have been signed:
The project can start now that the contract has been signed and sealed.
sign on the dotted line
to agree to do something, especially by signing an agreement:
Many people sign on the dotted line without reading their policy documents.
Phrasal verbs
sign for sth
sign in
sign sb in
sign out
sign off
sign (sth) off
sign off on sth
sign on
sign
noun [ C ]
uk/saɪn/ usa flat object giving information, directions, a warning, etc.:
The store had a handwritten sign in the window.
A sign advertising the closing-down sale was clearly visible from the road.
road/shop/street signs
a written or printed mark that has a standard meaning:
+ is the plus sign and % is the percentage sign.
something that shows that something else exists or might happen or exist in the future:
a sign of sth His inability to handle the situation is a sure sign of weakness.
a sign that There are signs that the economy is improving
Neither side is showing signs of backing down.
All the signs are that the worst is over.