Baltic UK /ˈbɒl.tɪk/US /ˈbɔl.tɪk/adjective 4noun 2forms 4 adjective4 •Of or pertaining to the Baltic region or the Baltic Sea.In the Baltic states of Estonia, Latvia, and Lithuania, three of the Soviet Union's fifteen constituent republics, last year's most dangerous fantasies have been sanctioned by the government itself. — 1989 •Of or pertaining to any of the Baltic languages.The Baltic division of the group embraces the Lithuanian and Lettic. — 1918 •Of or pertaining to the Balts (the Baltic peoples). •(UK, informal) Extremely cold.It's twenty-three degrees outside, freezing is thirty two and with the wind chill factor it's Baltic out there. — 2010 noun2 •A geographic region of Northern Europe, surrounding the Baltic Sea. •A geographic region of Northern Europe, consisting of the three countries to the east of the Baltic Sea, i.e. Latvia, Lithuanian and Estonia; in full, the Baltics or the Baltic states.It appears from the evidence, that the corn from the Baltic is often very heavily taxed, and that this tax is generally raised in proportion to our necessities. — 1815 formsmore Baltic · more baltic · most Baltic · most baltic