sleep ‧ walk ‧ er /ˈsliːpˌwɔːkə $ -ˌwɒːkər/ BrE AmE noun [countable]
someone who walks while they are sleeping
—sleepwalk verb [intransitive]
—sleepwalking noun [uncountable]
sleep ‧ walk ‧ er /ˈsliːpˌwɔːkə $ -ˌwɒːkər/ BrE AmE noun [countable]
someone who walks while they are sleeping
—sleepwalk verb [intransitive]
—sleepwalking noun [uncountable]
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012