Used other than figuratively or idiomatically: see lean, on. / (figuratively) To depend upon for support; to require assistance from.

(botany) An extension of vascular tissue from a plant's stem into a nearby leaf, resulting in a leaf gap in the plant's stele.

(botany) A gap or break in the central cylinder of vascular tissue within a plant's stem, caused by the extension of the tissue as a leaf trace.

plural of leaf trace

plural of leaf gap

Alternative spelling of lead off

Alternative spelling of leadoff

A siege / The camp of a besieging army; a camp in general. / A measure of liquid.

(obsolete) To besiege; to beleaguer. / To set up camp.

(usually in compounds) A person in a league