Definitions of attach

if you attach conditions then you demand that certain essential requirements are fulfilled

The government will attach conditions to state aid for the troubled bank.

to create a security interest in a property that gives the holder the right to sell that property if a debt is not paid

The mortgage is attached to the property and is transferred to any new buyer.

to take property away from someone following a court order

The tax authority instituted criminal proceedings against Mr. Lopez and attached his property.