Crossword Genius

Staines Massive leader new to line up (5)

Ross

I believe the answer is:

align

I'm a little stuck... Click here to teach me more about this clue!

'line up' is the definition.
(synonyms)

I cannot understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for align that I've seen before include "Straighten -bring into conformity" , "Make (things) fit together" , "Dress; make straight" , "Straighten in relation to others" , "Put into a straight row" .)

I've seen this clue in The Sun.
Want a hint initially instead of a full solution? Install my app