Across
Mark spies jiffy bags about (9)
I haven't cracked this one yet — but Fifteensquared have:
CICATRICE (a mark which can take various forms)
Mantra from East Thailand provided thematic element (5)
I haven't cracked this one yet — but Fifteensquared have:
MOTIF (a design, symbol, etc on a manufactured article, whether decorative or identifying the manufacturers; a thematic element)
Erect nude looking embarrassed covers front (7)
I haven't cracked this one yet — but Fifteensquared have:
UNBOWED (not bent; erect)
Bevy of eggs expensive reportedly (7)
Judge from German city (5)
They clap with excitement after Conservative gives way (9)
One playing a small part in business and government (3)
Female mathematician with award discovered unknown number (11)
Spirit? It is not to be administered for this condition (11)
Tips for building your dream car (3)
I haven't cracked this one yet — but Fifteensquared have:
BYD ( first letters of [tips for] B uilding, Y our and D ream)
Nobody has news about Spooner oddly (9)
I haven't cracked this one yet — but Fifteensquared have:
( N [new] + N [new] giving news) containing (about) an anagram of (oddly) SPOONER
Best closely woven fabric shunned by European duke (5)
I haven't cracked this one yet — but Fifteensquared have:
WORST e d (closely woven fabric) excluding (shunned by) E (European) and D (duke)
Lively piece from singer with variable penetrating note (7)
I haven't cracked this one yet — but Fifteensquared have:
( CHER [reference the American singer and actress CHER [born 1946] + Z [letter frequently used to denote a variable in mathematics]) contained in (penetrating) SO (note of the tonic sol-fa)
One aircraftman later checks out (7)
I haven't cracked this one yet — but Fifteensquared have:
I (Roman numeral for one) + ( NEXT [succeeding; later] containing (checks) AC [aircraftsman])
Jam made by a simple machine (5)
I haven't cracked this one yet — but Fifteensquared have:
WEDGE (an example of a simple machine; The six basic types are the lever , wheel and axle , pulley , screw , wedge , and inclined plane. See definition of simple machine in Collins dictionary) double definition
Kipling beast has shaken her up (9)
Down
Royal attendants love short skirts (5)
I haven't cracked this one yet — but Fifteensquared have:
COURT (the body of persons who form the sovereign’s suite or council; royal attendants)
Get a tight grip when fixing a bit of bad wiring (7)
I haven't cracked this one yet — but Fifteensquared have:
CABLING (wiring)
Little Diana Stewart after dressing up is most gaudily dressed (9)
I haven't cracked this one yet — but Fifteensquared have:
TAWDRIEST (most gaudily dressed)
What's offered to persuade Bond to dive in river (11)
I haven't cracked this one yet — but Fifteensquared have:
INDUCEMENTS (incentives; benefits; what’s offered to persuade)
Blunder made by Fermat after ignoring two transcendentals (3)
I haven't cracked this one yet — but Fifteensquared have:
ERR (make a mistake; blunder)
Irishwoman turned up in the morning on the previous day (5)
I haven't cracked this one yet — but Fifteensquared have:
MAEVE (female Irish name)
Cut through horseshoe for one English bay (7)
Advanced German for present day (9)
I haven't cracked this one yet — but Fifteensquared have:
FÜR (German for ‘for’) + THERE (in attendance; present) + D (day)
K-9 beheaded emperor (11)
Tool used in dealing with gnome (9)
English women must wear high heels at religious class – but not in this place (9)
I haven't cracked this one yet — but Fifteensquared have:
E (English) + ( W [women] contained in [must wear] an anagram of [high] HEELS ) + RE (religious education; religious class)
Republican party leader loses article made from animal skins on a farm (7)
I haven't cracked this one yet — but Fifteensquared have:
R (Republican) + ANC (African National Congress; political party in South Africa) + HE a D (leader) excluding (loses) A (indefinite article)
Old homosexual in black knickers! (7)
Governess protects island home for birds (5)
I haven't cracked this one yet — but Fifteensquared have:
EYRE (the fictional character Jane Eyre was a governess) containing (protects) I (island)
Giant squeeze announced (5)
Roman goddess dances topless (3)
I haven't cracked this one yet — but Fifteensquared have:
h OPS (dances) excluding the first letter (topless) H
Type letters or click words in the clue