1) to get married; to marry a mate
2) (for a cleric or other authorized person) to unite a couple in marriage
1) They finally tied the knot.
2) It was hard to find somebody to tie the knot at that hour.
by nikonikonii April 2, 2017
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Tying the knot of the ropes in the marriage bed.
This is also from the old marriage custom of actually tying the couple's hands together as part of the ceremony. They were not allowed to untie it until they had consummated the marriage.
by VAKI5 May 9, 2005
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1. To get married.

2. Two gay men tying their dicks together for pleasure.
Example 1:

Keith: Jessica and I are finally going to tie the knot!
Tyrone: That's great, congratulations on getting married soon!

Example 2:
Guy: Rick and I are about to tie the knot.
Tammy: *Excitement* You guys are getting married?!
Guy: No we are just going to go home and tie our dicks together.
by Darien5 February 17, 2021
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Joe: Hey, you love her?
Max: Yeah, we're gonna tie the knot.
by guzzzy November 2, 2021
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Tie a Knot - To hang yourself/To prepare to die
M:I'll go "tie a knot"
Y:No please you have so much to live for!
by HazenZ December 19, 2022
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