Theme: "Alien Nation" - Last word in each theme entry is an anagram of a country.
23A. *Menace to society : PUBLIC ENEMY. Yemen.
25A. *Old-school letters : SNAIL MAIL. Mali.
49A. *Tropical cocktail : MANGO TANGO. Tonga.
68A. *Neckwear for which Mr. T was once famous (but no longer wears) : GOLD CHAIN. China.
89A. *Hobby shop purchase : MODEL PLANE. Nepal.
109A. *Deluge : HEAVY RAIN. Iran.
33D. *Soap, often : DAYTIME SERIAL. Israel.
39D. *Flu symptoms : ACHES AND PAINS. Spain.
113A. Remote region ... and what literally ends each answer to a starred clue : WILD COUNTRY
C.C. here. Down with a flu. A repeat of that awful episode in 2015. Relentless coughing.
Skeletal write-up today. If you have any question, please ask in the Comments section.
Across:
1. Turn in the box : AT BAT
6. Pour out forcefully : SPEW
10. Sailing : ASEA
14. Dip providing potassium, for short : GUAC. Guacamole.
18. Drink with an umbrella : MAI TAI
20. Scat legend, familiarly : ELLA
21. Diamond slip-up : BALK
22. Austen classic : EMMA
27. A or Angel : ALER. American Leaguer.
28. "Immediately, if not sooner!" : ASAP
30. Jeweler's assortment : RINGS
31. Doc's orders : MEDs. Do you guys all get the flu shot? I never had one.
34. Ryan in a 1998 film, e.g.: Abbr. : PVT. Saving Private Ryan.
36. Macho guys : HE-MEN
38. Party animals? : STAGS
42. BWI posting : ETA
43. Word on a wanted poster : ALIAS
45. Canine protection : ENAMEL
47. Prefix with polis : ACRO
48. Kind of milk or sauce : SOY. I only want cold water and hot jasmine tea.
51. Pledged, in a way : TITHED
53. Common FM radio fare : HIT SONG
55. Hands over : CEDES
56. Sign off on : AGREE TO
57. Bring out : ELICIT
58. "Can I have a __ of your drink?" : SIP
59. "That was close!" : PHEW
60. Coll. term : SEM (Semester)
61. Trial version : DEMO
62. Look forward to : AWAIT
64. Coolly dispassionate : CLINICAL
66. MLB stat : ERA
70. Issue opener? : NON. Non-issue.
71. They're sold as is : USED CARS
73. Choral composition : MOTET
74. Former Laker star Lamar : ODOM. Probably more famous for his marriage to Khloe Kardashian once.
77. Manhattan suffix : ITE
78. Partner : MATE
79. Pine __ : TAR
80. Spot on a horse : DAPPLE
82. Not insist on payment of, as a debt : FORGIVE
84. Weasel-like animal also called a honey badger : RATEL
87. Pirate's ship : CORSAIR
88. Hydrocodone, e.g. : OPIATE
91. "__ Got a Secret": old game show : I'VE
92. Hemsworth of "The Hunger Games" : LIAM. Boyfriend of Miley Cyrus.
93. Justice replaced by Gorsuch : SCALIA
95. Major artery : AORTA
96. Zilch : NIL
97. Broad valleys : DALES
99. Divvy up : ALLOT
100. Part of Q and A: Abbr. : ANS (Answers)
101. "By Jove!" : I SAY
102. "Gone With the Wind" family name : O'HARA
104. Nothing to write home about : SO SO
107. Loads : A TON
118. Wheel connector : AXLE. Also 37. Fancy wheels : MAGS
119. "In that case ... " : IF SO
120. Leg up : EDGE
121. Body shop application : PRIMER
122. Close by : NEAR
123. Legal document : DEED
124. What Jack Sprat's wife couldn't eat : LEAN
125. Factions : SECTS
Down:
1. Power-increasing gadget : AMP
2. 19th Greek letter : TAU
3. Lobster eater's accessory : BIB
4. Aid in planning a trip : ATLAS
5. Follow : TAIL
6. One percent of a D.C. group--or the group itself : SEN. Senator or Senate.
7. Earnest request : PLEA
8. O'Neill's "Desire Under the __" : ELMS
9. Winning by a mile : WAY AHEAD
10. Six-pack set : ABs
11. Italian Riviera resort : SAN REMO
12. Friend of Jerry, George and Cosmo : ELAINE. "Seinfeld".
13. Comparable : AKIN
14. Idaho nickname : GEM STATE
15. Actress Thurman : UMA
16. Brest friend : AMI
17. Silent __: White House nickname : CAL
19. Factory with frozen assets : ICE PLANT
24. "Dr." with MVP awards : ERVING. Dr. J.
26. Some smartphones : LGs
29. Rigatoni alternative : PENNE
31. Fit together : MESHED
32. French star : ETOILE
35. Playground game : TAG
40. Storybook sister : GRETEL
41. Doomed biblical city : SODOM
43. Mine, in Metz : A MOI
44. Church gatherings : SOCIALS
46. Three-star mil. officer : LT GEN
50. Hardly gung-ho : TEPID
52. "Crocodile Hunter" Steve __ : IRWIN
54. Brahms creation : SCORE
56. "Ooh! I know this! Gimme __" : A HINT
58. Promised : SWORE
59. Tradesperson : PLIER
62. Type type : AGATE
63. Channel for film buffs : TCM
64. Tree with long beanlike pods : CATALPA
65. Houses with layers : COOPS. Lay-ers. Hens.
67. Fess up : ADMIT
69. Monopoly piece : HOTEL
71. Word from the Greek for "not a place" : UTOPIA
72. Succumbs to pressure : CAVES
75. Singer Newton-John : OLIVIA
76. Just : MERELY
77. Music to a bluffer's ears : I FOLD
80. "Keep going!" : DON'T STOP
81. Square measurement : AREA
83. Words a pinball wizard hates to see : GAME OVER
84. Hot streak : ROLL
85. "So long, José" : ADIOS
86. Kitchen cloth : TEA TOWEL
87. "The Tonight Show" character with a turban : CARNAC
89. Vague unease : MALAISE
90. Mauna __ : LOA
94. Wine choice : CARAFE
98. Short : SHY
101. Navel type : INNIE
103. Extremely dry : ARID
105. Debate team, for example : SIDE
106. Gymnast Korbut : OLGA
108. Yours and mine : OURS
109. Solo in "Star Wars" : HAN
110. PC file suffix : EXE
111. SEC powerhouse : ALA
112. Drop off : NOD
114. Man cave setting : DEN
115. HBO competitor : TMC
116. Collecting Soc. Sec. : RET
117. What birthday candles represent: Abbr. : YRS
C.C.