1. (adj)strange, unusual being definitely out of the ordinary and unexpected; slightly odd or even a bit weird Synonyms: foreign, unusual, unknown, strange Antonyms: common or garden, common, everyday, usual, familiar
2. (adj)strange, unknown not known before Synonyms: unusual, unknown, unnamed, unidentified, strange, obscure, foreign, nameless, unsung Antonyms: familiar, everyday, common or garden, usual, common
3. (adj)foreign, strange relating to or originating in or characteristic of another place or part of the world Synonyms: foreign, extraneous, strange, unknown, unusual, alien Antonyms: common or garden, usual, familiar, everyday, common
Synonyms, Thesaurus & Antonyms of 'strange'
English Synonyms and Antonyms
1. strange Foreign refers to difference of birth, alien to difference of allegiance. In their figurative use, that is foreign which is remote, unlike, or unconnected; that is alien which is confl Synonyms: conflicting, distant, inappropriate, strange, contradictory, foreign, irrelevant, unconnected, contrary, hostile, opposed, unlike, contrasted, impertinent, remote Antonyms: akin, apropos, germane, proper, appropriate, essential, pertinent, relevant
Synonyms for strange 
