The story
Probably from nip (“a dram or sip”) + -er + -kin as in kilderkin.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A small cup or other vessel, of perhaps 1/8 pint in volume. Full definition →
Probably from nip (“a dram or sip”) + -er + -kin as in kilderkin.
Etymology from Wiktionary, CC BY-SA 4.0.