traditionally, a drink had after dinner. or right before bed. as opposed to capping off a long night of drinking
We had an aperetif before dinner and a wine at dinner let's have a nightcap while we play cards and then go to bed,
by Anonymous September 08, 2003

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when one has been in school all day, pulls an all-nighter and then still goes to school the following morning
how anyone can pull a night cap is beyond me.
by sexydimma February 28, 2014

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when one has been in school all day, pulls an all-nighter and then still goes to school the following morning
how anyone can pull a night cap is beyond me.
by sexydimma March 07, 2014

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a late night smoke session, specifically with the intent of going to bed immediately following said session.

to smoke by yourself right before bed, using the session as a sleep aid. (potheads swear by it)

can be a personal session, (by yourself) or a social session (with friends)
"I think imma save half this L for a nightcap."

"Yo, I'm bout to go 2 bed but i got a bowl of that gooood packed up, you should come thru for a nightcap."
by banksisasurething February 04, 2010

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An excuse to get a hot date from the car into her apartment.
"Want to come up for a nightcap? I've got a mean stiffy!"
by tenebras September 15, 2003

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1) a late night smoke session, specifically with the intentions of going to bed immediately following said session.

2) smoking before you go to bed, to aid with sleeping. (potheads swear by it)

can be a personal smoke, (to your face) or a social smoke with some friends.
"Yea man, I'm gonna save half this L for a nightcap."

"I'm goin to bed soon, but I got that goooood, you should stop by for a quick nightcap."
by 5urething February 03, 2010

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an excuse or a hint to get a girl in the apartment for some physical action, usually after the night cap you have breakfast a few hours later.
would you like to to come up for a nightcap?
by May October 12, 2003

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