Suck off vulgar slang
To perform oral intercourse on someone
Someone only loves their sexual partner who has a large penis.
Used to imply a sexually promiscuous woman
To make love or have sex with someone
When one has pubic hair, he or she is able to have sex.
Someone who loves sex
The verb "suck" should be conjugated according to its tense.
If a person has the devil's own luck, he or she has extremely good luck.
A: Yesterday I won a $10 million lottery jackpot and today I won a car in a draw. 
B: You have the devil's own luck.