1. underwater swimming without any more breathing equipment than a snorkel; [syn: skin diving, skin-dive]
VERB (1)
1. swim underwater with no breathing apparatus other than a snorkel;
WordNet (r) 3.0 (2006):
skin-dive
n 1: underwater swimming without any more breathing equipment
than a snorkel [syn: skin diving, skin-dive]
v 1: swim underwater with no breathing apparatus other than a
snorkel