To dream that you kill one, shows that you will overcome difficulties and enemies, and be successful in love, trade, and farming. The snake is also a symbol of passion and sexual desires.
Dream dictionary: grey snake amp sa u dream meanings
(Snake pit. See Tongue)
…the sound of animals in a dream connotes adversities or fear. The neighing of horses in a dream means an invasion or might. The harking of dogs in a dream means vain talk, interference in others’ business, regret, intending to harm others, hostility toward others, or dissonance. The blaring of a leopard in a dream means coquetry, vanity and wantonness. The blaring of a lynx in a dream means a false promise from an unsteady, oft-hesitant, or a greedy person and taking advantage of him. The cooing of pigeons in a dream means lamenting, or having marital intercourse. The chirp of swifts in a dream means good words or an admonition from a wise person. The croakingof frogs in a dream represents the ringing of bells, feeling overjoyed, employment for a teacher, rising to leadership, or it could mean hearing harsh words. The hissing of a snake in a dream…
…his death. Vomiting a snake in a dream also means death, or distancing oneself from one’s enemies. Vomiting in a dream also means wasting money on food, or unnecessary dieting for a poor person. Vomiting in a dream also has positive connotations for a poor person, but has negative ones for a rich person. If a ruler or a governor sees himself vomiting in a dream, it means that he will refund people taxes he unjustly collected from them. If one licks back what he vomits in the dream, it means that he is indifferent about repaying a debt that he can easily afford. If one vomits inside a basin in a dream, it means repentance from his wrongdoing, or it could mean giving a woman a share from unlawful money. If one suffers during vomiting and finds the taste disgusting in his dream, it means that he is forced…
(See Snake-cucumber)
…Distraction in a dream and especially during prayers means envy and desire to rip others of their property and particularly close friends or relatives. If one is distracted during his prayers by a creeping snake or a lion in a dream, it means that he must be on his guard and cautious with his wife or child. Distraction during prayers represents one’s passions, desires, or it could mean heedlessness, soliciting temporary gains and declining from the eternal benefits of the hereafter. (Also see Delirium)…
Dream of giving birth to a fish, signifies that the dreamer is afraid about the babys health. This is a very common dream for pregnant women. Dream of seeing a fish born to someone else, joy and good health. Giving birth to a cat, rat, snake, lizard or other monster, is an omen of your fears as it was said before to have the sick baby or unhealthy one.