Green’s Dictionary of Slang

dingle n.2

[? fig. use of SE dingle, to ring as a bell]

(US campus) the regard of one’s seniors; thus get/have a dingle with, to be in favour; pluck a dingle, to toady to.

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[US]R.I. McDavid Jr ‘Citadel Gloss.’ in AS XIV:1 26: Dingle, n. The favor of superiors; principally in such idioms as to get a dingle, or to have a dingle with someone. [Ibid.] 29: Pluck dingles, v.i. To curry favor with superiors.
, [US]Wentworth & Flexner DAS.

In compounds

dinglebit (n.)

(US teen) a well thought-of individual.

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[US]Baltimore Sun (MD) Sun. Mag. 4 Dec. 9/1: Bugsy Mitchell was a dinglebit, a skiz who was with it all the way.