Definitions are underlined, anagrams indicated by [square brackets] and deletions with {curly ones}
Across
1 Gift dispatched in advance? (6)
PRESENT – type of Double Definition – dispatched in advance could be pre sent
5 Initially attempt to oppose powers above (4)
ATOP – first letters (initially) of A{ttempt} T{o} O{ppose} P{owers}
8 Nobles open at heart, eager to change (7)
PEERAGE – Anagram of (to change) [EAGER] with [PE] which lies at the heart of {o}PE{n}. If you are like me, you probably spent some time looking for an anagram of ‘eager to’
9 Iron block found in Roman villa (5)
ANVIL – hidden in {rom}AN VIL{la}
11 Amusing, like flighty slights (5,7)
LIGHT HEARTED – Thus one held me up a little, failing to spot that the two example words given have the word LIGHT at their hearts {f}LIGHT{y} {s}light{s} and can therefore be described as being LIGHT HEARTED – a kind of definition by example
12 Official from Honolulu’s no coward on reflection (6)
CONSUL – hidden and reversed (on reflection) in {honolu}LUS NO C{oward}
14 Oddly, spy I love is a girl (6)
SYLVIA – odd letters from SpY i LoVe Is A
15 Male sensibly rearranged factory feature (8,4)
ASSEMBLY LINE – Anagram (rearranged) of MALE SENSIBLY
17 Finished a dish of macaroni?(5)
PASTA – PAST (finished) A (a)
18 Give false information to girl, say, deal off (7)
MISLEAD – MIS sounds like MISS (say), with an anagram of (off) [DEAL]
20 Left harbour (4)
PORT – the purest of double definitions. Two words that surface well
21 Apprehension about the quill (7)
FEATHER – FEAR surrounding THE
Down
2 Regret discourteous daughter leaving (3)
RUE – RU{d}E is the discourtesy, with d for daughter leaving it
3 Quiet, one walked on as dismissive gesture (5)
SHRUG – SH is quiet and RUG is the one walked upon
4 We hear Sir hits places of entertainment (10)
NIGHTCLUBS – sounds like (we hear) KNIGHT CLUBS
6 Part of plant where number exercise endlessly (7)
TENDRIL – TEN is the number and to DRIL{l} is to exercise, with the last letter dropped (endlessly)
7 Proper sci-fi film – I’m ecstatic at first, when many watch (5,4)
PRIME TIME – a kind of flat pack clue, with PRIM equals proper, ET the sci-fi film, and I’M with E{cstatic} (at first). Assemble it yourself
10 Urban area series my Ed reworked (10)
MERSEYSIDE – anagram (reworked) of [SERIES MY ED]
11 Learner confused – oh ask pro! Hurry! (4,5)
LOOK SHARP – L for learner with an anagram (confused) of [OH ASK PRO]
13 Change course accommodating lieutenant in refuge (7)
SHELTER – to SHEER is to change course or deviate, with LT for lieutenant inside it
16 Opening within chain letter(5)
INLET – hidden inside {cha}IN LET{ter}
19 Wimbledon winner unreachable (3)
ACE – a topical &lit to finish, where the whole clue acts as the definition. In tennis to serve an ACE is to win the point by hitting a serve that cannot be reached by the receiver.
COD 20ac Port simples!
Landed in 8.30
Excellent blog from the Rotter!
horryd Shanghai
Took 23 minutes to finish this with 11a LOI. Only understood the parsing from here so thanks as always to the blogger. David