Across
Macho man embraces something irrational and dumb (6)
Well off, but bound by summons to where convict marks time (4,4)
I haven't cracked this one yet — but Fifteensquared have:
*(well) [anag: off ] bound by CALL ("summons")
Trusted friends at college begin here (4,4)
I haven't cracked this one yet — but Fifteensquared have:
MAIN MEN ("trusted friends") at U (university, so "college") Why not just use university, rather than college?
Meat from wild animals, not named at first (6)
Actress reportedly to bear chess prodigy (6,6)
Germanic invader beheaded – some nerve! (4)
I haven't cracked this one yet — but Fifteensquared have:
[ beheaded ] (s) AXON ("Germanic invader") In zoology, an axon is an extension of a nerve cell that transmits pulses away from the cell.
For a special occasion, taking tea? I don't think so! (2,6)
Feudal drudge returns with mop that's not found in big cities (5,3)
Feature of retrograde love song (4)
Fare with a pea in each part, I hear – or a lot of them? (8,4)
One who won't drink and drive, in practice (3,3)
Rent by oneself for much less (3,5)
Words of daring, say, embraced by champions (4,4)
Modern currency? Scream 'opt out!' (6)
Down
'Bird' found in 'White Album' (4)
Rogue cop seen in Christmas décor (4,5)
Forlorn, hollow dummy covers behind (6)
I haven't cracked this one yet — but Fifteensquared have:
[ hollow ] D (umm) Y covers REAR ("behind")
Strangely, casual attire on you at first elicits words of warning (10,5)
Was humiliated in café? (4,4)
I haven't cracked this one yet — but Fifteensquared have:
A reverse anagram – *(face) [anag: lost ] = CAFE
Greedy types reported in Prince's domain (5)
Sweetheart losing head over former sweetheart's heartless malediction? I'm not buying it (4,6)
Humongous T. rex demolished a brewed lager (5-5)
Fictional relative's tuna-salad-and-cracker-eating bird (4,5)
I haven't cracked this one yet — but Fifteensquared have:
*(tuna) [anag: salad ] + POLLY ("cracker eating bird") "Polly wants a cracker" is a common phrase in English, which has appeared in the novel Treasure Island and in a Nirvana song of the same name, although its actual origin is unknown, and Aunt Polly was Tom Sawyer's guardian in Mark Twain's novel.
Greta munches a Pacific nation's bean (8)
I haven't cracked this one yet — but Fifteensquared have:
(Greta) GARBO munches A + NZ (New Zealand, so "Pacific nation")
Lyrical author followed by jerk (6)
Creature sounding like a buzzard, they say (5)
King Charlie in bind (4)
Type letters or click words in the clue