Here, you're in collision with a woman (6)

(Source: London Evening Standard)

General meaning ⇒ here, this place

"collision" ⇒ another word for collision? ⇒ "hit"

"a woman" ⇒ gender-specific personal pronoun? ⇒ "her"

Answer ⇒ hither

Charlie possessed land (4)

(Source: London Evening Standard)

General meaning ⇒ "land" ⇒ i.e., a country

"Charlie" ⇒ abbreviated to simply "C"

"posessed" ⇒ "had"

Answer ⇒ Chad

Tipster who means everything to the French? (4)

(Source: London Evening Standard)

General meaning ⇒ tipster

"everything to the French" ⇒ "everything" in French

Answer ⇒ tout

A platform for crazy, heartless ideas (4)

(Source: London Evening Standard)

General meaning ⇒ a platform

"heartless ideas" ⇒ "ideas" without the middle letter ⇒ "idas"

Thus "crazy, heartless ideas" ⇒ an anagram of "idas"

Answer ⇒ dais

At length, this creature maybe can do with half a banana (8)

(Source: London Evening Standard)

General meaning ⇒ a creature

"half a banana" ⇒ half of "banana" ⇒ either "ban" or "ana"

"maybe can do" ⇒ anagram of "can do" ⇒ e.g. "conda"

Answer ⇒ anaconda

Be equal in a game (5)

(Source: London Evening Standard)

General meaning ⇒ be equal ⇒ also, a word for a game

Answer ⇒ match

To a professional heavyweight, it's almost nothing! (6)

(Source: London Evening Standard)

General meaning ⇒ something that is "almost nothing"

"professional" ⇒ often shortened to "pro"

"heavyweight" ⇒ or "heavy weight" ⇒ e.g. a ton

Answer ⇒ proton