To become a party to an agreement, treaty, etc.
To become effective; to come into effect.
To go or come into (a state or profession).
To cause to go (into), or to be received (into); to put in; to insert; to cause to be admitted.
To place in regular form before the court, usually in writing; to put upon record in proper from and order
To go into or upon, as lands, and take actual possession of them.
To deposit for copyright the title or description of (a book, picture, map, etc.).
To go or come into an enclosed or partially enclosed space.
To type (something) into a computer; to input.
To record (something) in an account, ledger, etc.
To make report of (a vessel or its cargo) at the custom house; to submit a statement of (imported goods), with the original invoices, to the proper customs officer for estimating the duties. See entry.
To join something, after signing.
To begin broadcasting a radio or television signal, usually at the beginning of a broadcasting day and after being off the air for several hours.
To commit oneself, as to a project, a goal, an organization, a cause.
To apply to receive unemployment benefits.
To log on; to start using a computer, radio, etc., or to start talking.
The time of day when a radio or television station begins broadcasting, usually after being off the air for several hours.