To follow out or through to the end; to carry
out into complete effect; to complete; to finish; to effect; to
perform.
To complete, as a legal instrument; to
perform what is required to give validity to, as by signing and
perhaps sealing and delivering; as, to execute a deed, lease,
mortgage, will, etc.
To give effect to; to do what is provided
or required by; to perform the requirements or stipulations of; as,
to execute a decree, judgment, writ, or process.
To infect capital punishment on; to put to
death in conformity to a legal sentence; as, to execute a
traitor.
To put to death illegally; to kill.
To perform, as a piece of
music, either on an instrument or with the voice; as, to
execute a difficult part brilliantly.
In celebration of Noah Webster's Birthday (October 16, 2009), we have prepared an updated website. 
