Alternative spelling of on the up-and-up

(idiomatic) emerging; aspiring; beginning to attract attention or critical acclaim

Euphemism or minced oath for Jesus Christ

(Britain, idiomatic) The long way; a roundabout route; a long distance to travel.

A random assortment of things; small remaining pieces and items.

(US, idiomatic) Full of big talk but lacking action, power, or substance; pretentious.

cottage cheese

(idiomatic, derogatory) Having a superficially positive appearance that is belied by the reality, e.g., superficially elegant and beautiful but actually common.

(physics, chemistry) The international, standard conditions used to aid reproducibility; a temperature of 0 °C (273.15 K) and a pressure of 1 atmosphere (101.325 kPa). Abbreviated as STP.

Of art, a photograph or photography, using shades of grey/gray rather than colour/color. / Of a television or monitor, displaying images in shades of grey/gray rather than colour/color.