Eruv (disambiguation)
An eruv is a religious-legal enclosure which permits carrying in certain areas on Shabbat. Eruv may also refer to:

 Eruvin (Talmud), a tractate in Moed
 Eruv tavshilin ("mixing of cooked dishes"), which permits cooking on a Friday Holiday to prepare for Shabbat
 Eruv techumin ("mixing of borders"), which permits travel beyond the city boundary ("techum") on Shabbat

See also
 EREV, a class of motor cars