noun, plural so·nar·men. U.S. Navy.
a petty officer who operates and maintains sonar.
Origin of sonarman
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for sonarman
Historical Examples of sonarman
The sonarman bent to his scope and Hank listened intently over the hydrophones.Tom Swift and the Electronic Hydrolung