ab initio
ABA
abandonment
abandonment
abandonment – child
abandonment – spouse
abatement
abstract of title
abstract of trust
abut
accessory
accomplice
accord
accord and
accord and satisfaction
acknowledgment
ACLU
acquittal
act of God
act of nature
action
action
actual damages
actus reus
ADA
addendum
ademption
adjustable rate
adjustable rate mortgage
administration of
administrator
admissable evidence
admissible
admission
adopt
adoption
ADR
adult
adultery
advance directive
adverse
adverse possession
affiant
affirmative
affirmative
affirmative defense
Age Discrimination in Employment Act
age of majority
agent
aggravated
aggravating
aggravating circumstances
agreement
alien
alimony
allegation
Allen charge
alter ego
alternative dispute resolution 
Ambiquity
amendment
Americans With Disabilities Act
AMEX
amicus curiae
amortization
an estate
annual meeting
annuity
annulment
answer
anticipation
appeal
appellant
appellate court
appellee
appraisal
appraiser
appreciation
arbitration
arbitrator
argument
ARM
arraignment
arrearages
arrest
arrest warrant
articles of
articles of incorporation
asbestos law
assault
asset
assignee
assignment
assignment of
assignment of copyright
association
asylum
at issue
at issue memorandum
at will
at will employment
attestation
attorney client privilege
attorney fees
Attorney General
attorney work
attorney work product privilege
attorney-client
attorney-in-fact
attractive
attractive nuisance
authenticate
autopsy
autopsy
avails
avowal
award