B2 [ C ] a close connection joining two or more people:

[ C ] an official paper given by the government or a company to show that you have lent them money that they will pay back to you at a particular interest rate:

[ C ] a written agreement or promise:

[ C ] US specialized law an amount of money that is paid to formally promise that someone accused of a crime and being kept in prison will appear for trial if released:

[ C usually singular ] a place where single parts of something are joined together, especially with glue, or the type of join made:

the force holding atoms together in a molecule:

to stick materials together, especially using glue, or to be stuck together like this:

C2 to develop a close connection or strong relationship with someone, or to make someone do this:

to hold atoms together in a molecule by a chemical bond, or to be held together like this: