soulmate /ˈsəʊlmeɪt/ noun: a person ideally suited to another as a close friend or romantic partner, with whom one has a feeling of deep or natural affinity. A soul mate is your twin, a reflection of yourself, someone that will hold your hand and walk with you in darkness. You never know true companionship until you find your soulmate And Gilbert Blythe was more than certain that his had been right under his nose all along.