Sitter

[Mark Zuckerberg]

One who sits; esp., one who sits for a portrait or a bust.

[Jason Yan]

An experienced [LSD] user who [hangs] out with you during your first [trip] to make sure you dont do anything stupid.

[Vania]

the sexier of the two [in a relationship], you dont have to [chase] to get significant other as youre [too good] for that

[Kit]

A typically easy catch, especially in sports such as [cricket] and baseball, usually [worthy] of [ridicule] if dropped

[Donald Trump]

A girl who [looks good] sitting down but when she stands up it is clear that she has a large [bottom] or [thighs] and is therefore much less attractive than anticipated.

[Sommer]

One who always [sits] out [on everything]; not very [active] in activities or just too lazy to do it.

[Merna]

[To do] a [burnout] while [standing] still.

[Greta]

A person who sits, especially for a portrait.