sail

1 sail /ˈseɪl/ verb
sails; sailed; sailing
1 sail
/ˈseɪl/
verb
sails; sailed; sailing
Britannica Dictionary definition of SAIL
1 
a  : to travel on water in a ship or boat
[no object]
[+ object]
b  : to control a ship or boat (especially one that has sails) while traveling on water
[+ object]
[no object]
c  of a ship or boat : to travel on water
[+ object]
[no object]
2 
[no object] : to begin a journey on water in a ship or boat
3 
always followed by an adverb or preposition, [no object] : to move or proceed in an easy, quick, and smooth way

sail close to the wind

British
: to do something that is dangerous or that may be illegal or dishonest
2 sail /ˈseɪl/ noun
plural sails
2 sail
/ˈseɪl/
noun
plural sails
Britannica Dictionary definition of SAIL
1 
[count] : a large piece of strong cloth that is connected to a ship or boat and that is used to catch the wind that moves the ship or boat through the water
— see picture at boat
2 
[singular] : a trip in a ship or boat

in full sail

of a ship or boat also at full sail
: moving through the water by using all of its sails

set sail

: to begin a journey on water in a ship or boat

take the wind out of someone's sails

— see 1wind

under sail

of a ship or boat
: moving through the water by using sails