- as busy as a bee
- amateurishly
- a dribble of
- ad libitum
- Achilles heel
- at nay rate. conjunction although
- act for
- almsgiver
- apropos of
- and tears
- agley
- at close quarters
- a la mode
- arraign tell off
- aye aye
- alarmed
- any moment now
- aggravated
- astronomic
- a muddle
- argufy
- absent oneself from
- abide it
- a considerable number
- abused
- aforethought
- AWOL
- as sound as a bell
- amok
- a rip-off
- a pickle
- a scrape
- as plain as the nose on your face
- all over the map
- anti-Semitism
- a ball
- a splash of
- assist be of assistance to
- alky
- a hoot
- amigo
- as clear as mud
- anorexic
- a bundle of nerves
- an additional number
- administrate
- approachability
- a cakewalk
- all ears
- area of expertise
- airheaded
- adulate
- a mess
- allaying
- an addition
- a.s.s.p
- acclimate
- as sharp as a tack
- an arm and a leg
- a.s.a.p. as soon as possible
- acting-up
- amate-urrish
- age spot
- a wealth of
- advantageousness
- arful
- attached to
- arch-
- acting up
- anatomize
- a pinch of
- a goose egg
- a cinch
- as near as dammit
- acclivitous
- as plain as the nose on one's face
- auditioner
- at the speed of light
- a clinch
- all-year-round
- abounding in
- ageism
- altercate
- a shambles
- a pretty kettle of fish
- apple-polishing
- a murmur
- as white as a sheet
- agreed
- a load
- a scream
- a sprinkling of
- almost always
- anti-Semitic
- alphabetize
- apodictic
- at bottom
- at nay rate
- and collected
- a breze