Found 2 items, similar to sleepwalker.
English → English (WordNet) Definition: sleepwalker sleepwalker n : someone who walks about in their sleep [syn: somnambulist, noctambulist]
English → English (gcide) Definition: Sleepwalker Sleepwalker \Sleep"walk`er\, n. One who walks in his sleep; a somnambulist. [1913 Webster]