This generally went quite smoothly, though I did have to check 29ac and 8dn before being confident enough to write them in. A careless slip at 30ac made 27dn unsolvable until my mistake was rectified.
*=anag, []=dropped, <=reversed, hom=homophone, cd=cryptic definition, dd=double definition.
| Across | |
|---|---|
| 1 | JACK-IN-THE-BOX – very clever dd. |
| 9 | SCHTOOM – CH in MOOTS<. |
| 12 | PIRAI – PI + RAI. Raï is a traditional style of music from Algeria. |
| 13 | HET UP – HE + TUP. |
| 15 | HAGGISH – H + [w]AGGISH. |
| 16 | NIMES – Tracy EMIN< + S. |
| 18 | YOGI – YO + G.I. |
| 19 | ANNOUNCED – (N + OUNCE) in AND. |
| 21 | NEGOCIANT – (ONE ACTING)*. |
| 22 | SOSS – S.O.S. + S. |
| 24 | TUTEE – UT in TEE. |
| 25 | EPICURE – E.P. + I CURE. |
| 28 | ROARS – R + OARS. |
| 29 | ROWEN – (NEW + OR)<. |
| 30 | BARYTES – BAR + ([tha]T in YES). |
| 31 | ELEMENTALISM – (ALIENS MET) in ELM*. |
| Down | |
| 1 | JAPONAISERIE – (IN AIR IS ONE) in JAPE. |
| 2 | ASININE – SIN in [m]AINE. |
| 3 | KHAN – [cler]K HAN[dling]. |
| 4 | NOTHINGARIAN – (AGAIN IN NORTH)*. |
| 5 | TOBACCOHEART – CABOT< + ((O + HEAR) in CT). John Cabot in the navigator in question. |
| 6 | ELEGY – LEG in EY[e]. |
| 7 | OPUS – 0 + PUS. |
| 8 | XIPHISTERNUM – XI + P + ((I + STERN) in HUM). |
| 10 | TISSUES – T + ISSUES. |
| 11 | ETIOLATE – LOITE[r]< + ATE. |
| 14 | AMNESIAC – (MAIN CASE)*. |
| 17 | SECTARY – SEC + (A in TRY). |
| 20 | ONENESS – NENE in O.S. |
| 23 | SCRAM – S + CRAM. |
| 26 | POOL – dd. |
| 27 | ROTL – ROT + L. |