Attempt to influence shy lad lacking in love (5)

I believe the answer is:

lobby

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'attempt to influence' is the definition.
(I've seen this before)

I cannot understand how the rest of the clue works.

(Other definitions for lobby that I've seen before include "Foyer" , "waiting room" , "Hallway; seek to influence" , "Seek to influence (a legislator)" , "Shy" .)

I've seen this clue in The Times.

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