A person or little creature. (Used as a term of playful depreciation, or to denote slight commiseration or pity.)

Used as a term of endearment or pity, typically with the implication of innocence or artlessness. Obsolete.

In a vague depreciatory sense, ‘a (poor) creature’, ‘a (poor, pious) soul’, ‘a (poor) devil’.

As a term of compassion, esp. in poor heart (cf. poor, adj. 5 and poor soul at soul, n. 10a(a)).

Used by a speaker in self-pitying or self-deprecating reference to himself or herself: I, me, myself. Frequently in poor Pilgarlic. Now rare.

colloquial (chiefly British). An annoying or awkward person; (frequently in little perisher) an irritating or mischievous child. Hence: any annoying…