What does sīs mean in Latin?

sīs, a phrase, means “if you want, if you please, if you're willing, if you prefer”.

How do you pronounce sīs?

In classical Latin, [ˈsiːs]; in ecclesiastical (church) Latin, [ˈsis].

phrase

sīs sg (plural sultis)

Classical[ˈsiːs]Ecclesiastical[ˈsis]

sīs.

I. Subj. of sum.—

II. Contr. from si vis; v. volo init.—

III. I. q. suis, v. suus init.

Contraction of sī vīs, from sī (“if”) + vīs (“you want”), the second person of volō (“to want”); literally, "if you want".

What does sīs mean in Latin?: sīs, a phrase, means “if you want, if you please, if you're willing, if you prefer”.
How do you pronounce sīs?: In classical Latin, [ˈsiːs]; in ecclesiastical (church) Latin, [ˈsis].