A second of time added to the year occasionally to compensate for variation in the rate of Earth's rotation relative to the absolute standards of time.

A cry of amazement.

In sudden short bursts; without being tidy and regular.

(philosophy) A qualitative, non-gradual change resulting from a quantitatively minor change.

In the Jewish calendar or other lunisolar calendars, an extra month added to the usual 12 months because the solar year is slightly longer than 12 lunar months.

(idiomatic) Dramatic improvements.

(idiomatic) Considerably; significantly.

(obsolete) A brothel.

Alternative spelling of leaping house

plural of leap second