Across
Corrupt villain beginning to ebb into depression (8)
Set off stuck in reverse, disheartened (6)
Let in or on (8)
Verbally compare fungus with algae (6)
Amply recover after eruption of bile (9)
Seconds involving extremely rude customs (5)
Guns, and where one might find them (4)
Authorise adjustment - it lengthens trousers (7)
Rainbow iridescence originally seen in various types of mineral (7)
Rifle fire (4)
Minor role advanced by job centre (5)
Still tense about election's initial turn out (9)
Graduate managed to drink last drop of rum - he's often seen in the pub (6)
Maintaining locks in rich area that's been redeveloped (8)
Setter's note rejected (6)
Mail a newspaperman returned, at first showing indifference (8)
Down
Twice one's substituted for United? That's realistic (6)
Get instruction to sheepdog (4,2)
Does taking time prevent... (5)
...a lot of unnecessary drug paraphernalia? (7)
Imagine fringes of tunic getting altered - it's inexplicable (9)
Observe commotion about woman's poetry, essentially (6,2)
Heavy metal - it could be symbolised by the introduction of Whitesnake (8)
Sort to use 17, amongst others (4)
Reason to restrict supply of booze (9)
Key location to get a drink that's out of this world (5,3)
Boat to dock beside Irish islands (8)
Fat creator of Adrian M (4)
Spot with attendant exudation (7)
Price, say, a lunatic raised (6)
Some use elementary uprising for fights (6)
Bound to eat last bit of cracker that's stale (5)
Type letters or click words in the clue