Idioms

1. an act of God
2. act (be) one's age
3. act (play) the (giddy) goat
4. add fuel to the fire (flames)
5. after (when) all is said and done
6. all agog (about, for, with, to do smth.)
7. all but
8. all (the) colours of the rainbow
9. all for nothing
10. all found
11. all in all
12. all over
13. all sugar and honey
14. all the go = all the rage
15. all (quite, very much) the other way (the other way about, around, round)
16. all to pieces
17. (the) alpha and omega
18. another (different) kettle of fish
19. apple of discord
20. armed to the teeth
21. around (round) the clock
22. as bad luck would have it
23. as fast as one's legs could (would) carry
24. ask for bread and be given a stone
25. ask me another
26. as sin
27. as near as dammit
28. as the devil
29. at a snail's pace
30. at daggers drawn
31. as the crow flies
32. as the saying goes/as they say
33. at all
34. at/in all hours
35. at a single blow/at one blow
36. at bottom
37. at breakneck pace
38. at one's best
39. at one time or another
40. at random
41. at the bottom of one's heart
42. at the ends of the Earth
43. at the pistol's point
44. at (on) smb's heels
45. at the 11th hour
46. at the same time
47. at the top of one's lungs (throat)
48. at times
49. avoid smb (smth) like the plague
50. an awkward age
51. at a glance
52. at all costs
53. at a loss
54. at a moment's notice
55. at any price
56. at death's door
57. at odds