to carry out; accomplish: to execute a plan or order.
2.
to perform or do: to execute a maneuver; to execute a gymnastic feat.
3.
to inflict capital punishment on; put to death according to law.
4.
to murder; assassinate.
5.
to produce in accordance with a plan or design: a painting executed by an unknown artist.
6.
to perform or play (a piece of music).
7.
Law.
a.
to give effect or force to (a law, decree, judicial sentence, etc.).
b.
to carry out the terms of (a will).
c.
to transact or carry through (a contract, mortgage, etc.) in the manner prescribed by law; complete and give validity to (a legal instrument) by fulfilling the legal requirements, as by signing or sealing.
8.
Computers. to run (a program or routine) or to carry out (an instruction in a program).
–verb (used without object)
9.
to perform or accomplish something, as an assigned task.
10.
Sports. to perform properly the fundamental moves or mechanics of a sport, game, position, or particular play; show smoothness in necessary skills: We just didn't execute defensively.
Origin: 1350–1400; ME executen < OF executer < ML execūtāre, deriv. of L execūtus, ptp. of ex(s)equī to follow up, carry out (punishment), execute; see ex-1, sequence
To put into effect; carry out: a government that executes the decisions of the ruling party.
To perform; do: execute a U-turn. See Synonyms at perform.
To create (a work of art, for example) in accordance with a prescribed design.
To make valid, as by signing: execute a deed.
To perform or carry out what is required by: execute the terms of a will.
To put to death, especially by carrying out a lawful sentence.
Computer Science To run (a program or an instruction).
[Middle English executen, from Old French executer, from Medieval Latin execūtāre, from Latin execūtor, executor, from execūtus, past participle of exequī, exsequī, to pursue, carry out : ex-, ex- + sequī, to follow; see sekw-1 in Indo-European roots.] ex'e·cut'a·ble adj., ex'e·cut'er n.
Main Entry: ex·e·cute Pronunciation: 'ek-si-"kyüt Function: transitive verb Inflected Forms: -cut·ed; -cut·ing 1:PERFORM: as a: to carry out fully executed violence, but also threatened violence —Louisiana Civil Code> b: to do what is provided or required by <execute a contract> <execute a search warrant> c: to deem (a use in property) to confer full seisin in a cestui que use by operation of the Statute of Uses 2: to perform what is required to give validity to; especially: to complete (as by signing and delivering) in proper form <execute a note> <execute a deed> 3: to put to death in compliance with a judicial death sentence
[ek-si-kyoot] 
verb, -cut⋅ed, -cut⋅ing.
sɪˌkyut