(UK) Not everything about life is pleasurable.

(anatomy) The conspicuous dip visible at the top of the human chest where the neck joins the sternum.

A rundown (rough outline) of a situation, event, etc.

Alternative form of have-not

(usually contrastive) A poor or underprivileged person. / (uncommon) One who does not have some (contextually specified) thing.

(logic, mathematics) A function that is equivalent to the NOT operator.

A message, usually a written note, left by someone who later attempts or commits suicide, usually explaining the reason for the suicide.

(idiomatic) Something ordinary or run-of-the-mill. / (idiomatic) Nothing worth discussing; nothing that the speaker wants to mention.

(transitive) to be witness of the authenticity of a document and its accompanying signatures in one's capacity as notary public

(idiomatic) To lack support, as in an argument, debate, or negotiation.