A brief reminder or item of information written on a slip of paper or in a concealable place such as on one's arm, as an aid for a public speaker or for use by a student or other person cheating during an examination.

(idiomatic) If one is not wasteful then one will not be in need.

(euphemistic, sometimes humorous) Something visually unappealing, ranging from mildly unattractive to utterly disgusting in appearance.

(US, idiomatic) worthless, lacking in value.

(Of a place, position etc) Not destined or planning to remain

Used to indicate that something is forbidden.

Alternative form of not worth a plug nickel

(chiefly US, idiomatic) Having no or almost no value; worthless.

(idiomatic, dated) Something of the kind, whatever (used to terminate a vague list).

(idiomatic, Britain, informal) A situation in which victory has little or no value, but defeat has a huge cost.