Across:
8 Gave a meal to (FED-) most of (d) the staff (most of the ‘rod = ro) coming back (= reversal indicator) (ro = -OR-) from a (-A) (FEDORA) milliner’s showcase (FEDORA).
9 Of course, for the swingers (GOLF CART), these are three separate vehicles? (GOLF + CAR + model T = GOLF CART),
10 Picked up (= reversal indicator) by walkie talkies (‘walkiE TALkies’ = etal = LATE) as being behind schedule (LATE),
11 Perform (STAGE-) gig (gig/carriage = -COACH) (STAGECOACH) for the cowboys travelling in the west (STAGECOACH),
12 Blind panic (TERROR) on first tee (first ‘Tee’ = T-) leads to inaccuracy (-ERROR) (TERROR).
14 Sensitive type (DETECTOR) is alarmingly looking for Charlie perhaps (DETECTOR looking for ‘charlie’ / cocaine),
15 Country (Country MUSIC) taking lead (lead is a HEAVY METAL) from the beginning (= positional indicator) (HEAVY METAL MUSIC) – the local head-bangers love it (HEAVY METAL MUSIC),
18 Shows one’s appreciation (APPLAUDS) to a (A-) minister (parish priest = -PP-) at prayer service (-LAUDS) (APPLAUDS),
20 Get money for chips (CASH IN) produced by potential (= anagram indicator) chains (chains = CASH IN),
22 Shelter (PROTECTION) for ripe cotton (ripe cotton = PROTECTION) is all over the place (= anagram indicator),
24 It’s not part of dispute (‘its’ not part of ‘dispute’ = dpue = DUPE) with pushover (DUPE),
25 Teaches a lesson (TUTORIAL) to Rialto (Rialto = -TORIAL) boss (= anagram indicator) behind (= positional indicator) Trade Union (TU-) (TUTORIAL),
26 Bear (ENDURE) or swallow? (ENDURE).
Down:
1 Shady type (tan) slips up (= reversal indicator) (tan = -NAT-) in view (SE-E) (SENATE) of the house (The House = SENATE),
2 It’s the first page (first page of website = HOME page) on the housing list (HOME),
3 Fish (BASS) and duck starter (‘Duck’ starter = D-) served in a pub (-RUM) (BASS DRUM) for musicians – presumably, one could beat it? (BASS DRUM),
4 Some Nero d’Avola grapes (some ‘Nero d’AvolA GRApes’ = AGRA) produced in Indian City (AGRA),
5 Free-flowing style (FLUENT) of playing (= anagram indicator) flute (flute = FLUE-T) around mid-evening (mid ‘eveNing’ = -N-) (FLUENT),
6 One of those in the pack (ACE OF CLUBS) is a golf professional? (ACE OF CLUBS),
7 Badger (brock) Trim (k) (‘brock’ without ‘k’ = BROC-) firm (-CO-) taking a fair amount of (half of) the bar (line) (half of ‘LIne’ = -LI-) (BROCCOLI) out of the vegetarian restaurant (BROCCOLI),
13 Rebel (revolt = REVOL-T-) admits underground leader (‘Underground’ leader = -U-) has a fair amount of (half of) the vision (half of the ‘visION’ = -ION) (REVOLUTION) for The Rising (REVOLUTION),
14 Sample of the enchilada tested (sample of the ‘enchilaDA TESted’ = DATES) with dark fruits (DATES),
16 Market (EMPORIUM) duck (-O-) found stuffed in prime (prime) cut (= anagram indicator) (prime = EMP-RI-)? Matriarch (mum) loses the head! (m) (‘mum’ without ‘m’ = -UM) (EMPORIUM).
17 One of those behind bars (LICENSEE) is not the first (‘Not’ the first = -N-) to follow (= positional indicator) parasites (LICE-) for notice (-SEE) (LICENSEE),
19 Gavroche wandering around Paris (URCHIN / Gavroche in Victor Hugo’s Les Misérables) found in ruin (ruin = UR-IN) falling down (= anagram indicator) around church (-CH-) (URCHIN),
21 Source from abroad (IMPORT) opens intoxicating Merlot (opens ‘Intoxicating Merlot’ = IM-) wine (-PORT) (IMPORT),
23 Just sitting around (IDLE) – it’s the upsetting (= reversal indicator) part of unwieldiness (part of ‘unwiELDIness’ = eldi = IDLE),
24 A stylish and confident guy (DUDE) is guarded – did he lose the rag? (‘guarded’ without “rag = uded = DUDE).