ski·mo·bile (skē'mō-bēl', -mə-) n. See snowmobile.
snow·mo·bile (snō'mō-bēl', -mə-) n. A small vehicle with skilike runners in front and tanklike treads, ridden by straddling a seat and used for driving in or traveling on snow. Also called skimobile.
[snow + (auto)mobile.] snow'mo·bil'er n., snow'mo·bil'ing n.