A word suggested by the title can either precede or follow each of the unclued lights to form phrases listed in Brewer.
 

Across

10    5’s musical art on car plate (12)
11    Chosen the front bits of 40 (5)
13    Artwork showing most of red face cover turned over (7)
14    Crushes forms and PO items (6)
17    Spenser’s questioning adding a seal (8)
21    Might they roughly bisect Arctic Ocean for starters? (8)
23    Small monkeys which don’t drink (7, hyphened)
25    Old Cypriot coin (note) — pound (3)
28    Frivolous quartet in sheepdog competition (7)
34    Prayer-meetings go astray trying out sugary enzyme (8)
35    Alternate alternately, before Easter (4)
36   ...