shack up
phrasal verbwithshackverbuk/ʃæk/us/ʃæk/
informaltostartlivingin the samehouseassexualpartners, without beingmarried:
（未婚）同居IhearTonyand Helen have shacked uptogether.我听说托尼和海伦已经同居了。
She is shacking upwithherboyfriend.她决定和男友同居。
Marriage, cohabitation & other relationships
- adulteress
- affinal
- as husband and wifeidiom
- be an itemidiom
- be shacked upidiom
- hear wedding bellsidiom
- hitched
- honest
- husband
- intermarriage
- matrimony
- monogamous
- monogamy
- morganatic
- ménage à trois
- seven-year itch
- shack
- something
- together
- trouble and strifeidiom