(uncountable) The selling of something to a consumer on condition that the latter may return it. / (countable) A sale under this mechanism.

(chiefly UK) To keep in practice.

Synonym of have one's way with (“have sexual intercourse with”)

Alternative form of wear one's heart on one's sleeve

(obsolete) At speed; moving rapidly.

(intransitive, idiomatic) To express one's innermost thoughts or feelings.

(baseball) Having reached a base in an inning. / Located within the premises of a military base. / (aviation) Flying the base leg of an approach.

Pay attention to the new way of living; go within yourself, take drugs; abandon the established ways and stop conforming.

(idiomatic, chiefly Northern England) on one's own, alone

One has a feeling, hunch or a gut feeling that (something is true).