in for a penny, in for a pound

: a monetary unit of the United Kingdom formerly equal to ¹/₂₄₀ pound but now equal to ¹/₁₀₀ pound

: a similar monetary unit of any of various other countries in or formerly in the Commonwealth of Nations — see pound at Money Table

: a coin representing one penny

: being a (designated) nail size

: any of various units of mass and weight

: the basic monetary unit of the United Kingdom —called also pound sterling

: any of numerous basic monetary units of other countries (such as Egypt, Lebanon, Syria) — see Money Table

: an enclosure for animals

: a depot for holding impounded personal property until redeemed by the owner

: a place or condition of confinement

: to reduce to powder or pulp by beating

: to strike heavily or repeatedly

: to produce with or as if with repeated vigorous strokes

: an act or sound of pounding