Verb: tie the knot
Usage: informal
Usage: informal
- Take in marriage
"After dating for years, they finally decided to tie the knot";
- marry, get married, wed, conjoin [formal], hook up with [informal], get hitched with [informal], espouse [archaic], hitch up [informal], get hitched [informal]
Derived forms: ties the knot, tying the knot, tied the knot