Lean

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Related to leaned: leaned against

lean

1. (of a mixture of fuel and air) containing insufficient fuel and too much air
2. (of concrete) made with a small amount of cement

Lean

Sir David. 1908--91, English film director. His films include In Which We Serve (1942), Blithe Spirit (1945), Brief Encounter (1946), Great Expectations (1946), Oliver Twist (1948), The Bridge on the River Kwai (1957), Lawrence of Arabia (1962), Dr Zhivago (1965), and A Passage to India (1984)

lean

[lēn]
(materials)
Of concrete or mortar, containing little or insufficient cement.
Of clay, deficient in plasticity.
Of coal, having little or no volatile matter.
Of lime, containing impurities.
Of fuel mixture, expecially for internal combustion engines, being low in combustible component.
Of ore, being low-grade.

Lean

An experimental language from the University of Nijmegen and University of East Anglia, based on graph rewriting and useful as an intermediate language. Lean is descended from Dactl0.

Clean is a subset of Lean.

["Towards an Intermediate Language Based on Graph Rewriting", H.P. Barendregt et al in PARLE: Parallel Architectures and Languages Europe, G. Goos ed, LNCS 259, Springer 1987, pp.159-175].
References in classic literature ?
They were in the front row of the gallery, and presently she leaned over to gaze down at the panorama below, the women in the boxes and stalls, whose bare shoulders and skillfully coiffured hair flashed with jewels.
But soon he leaned out again, for while she was in the garden he felt he must watch and see her walk "so womanly."
He leaned towards her and took her hand, as he said: