1: Cattle breed

6: Not having enough carbonation

10: Hoof-on-pavement sound

14: Deceiving movement

15: Heavy book

16: Give birth to

17: Add 15 to this for a cup

19: Keeps cold

20: Spring bloomer

21: Groaner

22: On cloud nine

23: Jailbirds

25: More plentiful

27: Zigzag movement, at sea

30: Electrical unit

32: Waldorf and Caesar

35: Cry over spilled milk

36: 'That ___ it!'

38: Colorful aquarium inhabitant

39: Java vessels

41: Easel, e.g.

43: Old-time telephone feature

44: Word with worm or moth

46: Fruit for flavoring gin

47: Many a time

48: Processed prosciutto

50: Absorb, with 'up'

51: 'Them' insects

52: Shimmers

54: Pageantry

56: Non-clashing color

58: Rm. coolers

60: Dividing membranes

63: Pitt of 'Ocean's Twelve'

64: Descending a mountain, in a way

67: Portend

68: Sooty shaft

69: Where Old Man River makes his deposits

70: Stepped on it

71: Antitoxins

72: Quite high

1: Sternward

2: Tide type

3: Take digs at

4: Utilize the right combination

5: Minutes taker, perhaps

6: Uploading initials

7: Roller coaster feature

8: Love affair

9: Andre Agassi's game

10: Like a manly chin

11: Jagged wound

12: Where cookies might crumble

13: Pain in the neck

18: Religious councils

24: They may ring out

26: Jack Sprat no-no

27: Makes level

28: Ear-related

29: Temperature measure

31: Three squares

33: What dodgers dodged

34: Popeye's buddies

37: Buttinsky

40: Out-of-the-way

42: Remove from office

45: Opposite of paleo-

49: Is much larger than

51: Java program, perhaps

53: Actor's minimum wage

55: Rummy groupings

56: Reduces in intensity

57: Cut short

59: Incite

61: Scrabble letter

62: Players may up it

65: Soup veggie

66: Generation separator