This crossword No. 1171 clues and answers were published on Sun 11 Mar 2018 and the puzzle can be visited by following The Guardian Speedy Crossword No. 1171 link.
All Across Clues and Answers:
1-across – Scrimp, barely subsist : MAKEENDSMEET
9-across – Vertical part of staircase : RISER
10-across – South African freedom fighter : MANDELA
11-across – Forearm bone : ULNA
12-across – Take advantage of one’s seniority : PULLRANK
14-across – Instead : INLIEU
15-across – Thread : STRING
18-across – Addictive drug : NARCOTIC
20-across – Wide boy : SPIV
22-across – Supposedly suicidal rodent : LEMMING
23-across – Ship’s officer : BOSUN
24-across – Out of uniform : PLAINCLOTHES
All Down Clues and Answers:
2-down – Ordnance depot : ARSENAL
3-down – Merit : EARN
4-down – Halo : NIMBUS
5-down – Dotage : SENILITY
6-down – Anally-introduced medical treatment : ENEMA
7-down – Expression of gratitude : THANKSGIVING
8-down – Unintentional error revealing subconscious emotions : FREUDIANSLIP
13-down – Reduction in rank : DEMOTION
16-down – Stalemate : IMPASSE
17-down – Roman poet : VIRGIL
19-down – Latin American dance : RUMBA
21-down – Adjoin : ABUT
This crossword has in total 24 where 12 are across and 12 are down.