Reverse Dictionary: START

ADJECTIVES
OFF AND RUNNING started and making good headway → 1960s sl., orig. horseracing
ON THE GAD ► UPON THE GAD on the point of starting or setting out → 1900 Eng. dial. (Bk.)
YBOWNE about to go or start → c1572 arch.

NOUNS
ABRAID a start → 1570 obs.
AIMSTART a starting point → 1898 Eng. dial. (Bk.)
GO-OFF the act of making a start; commencement, beginning → 1830 colloq. 
OFF the start → 1950s sl.
OFF-GO a start, a beginning → 1886 Sc. colloq.
ONSAY a signal, order or permission to start; a go-ahead; onset; beginning → 1573 obs.
OUT BOX the start, the beginning → 1994 African-American (Bk.)
OUTSETTING beginning, the act of setting out or starting on a journey, course of action, undertaking, etc.; a start, an outset → a1698 
PUFF AND DART a start → 1880 rhyming sl.
SPRINT START a very fast, energetic, or productive start to any activity or process → 1950

PHRASES
FROM GO TO WHOA from start to finish → 1970s Aust. sl.
GAME IS AFOOT, THE something exciting has started or is about to start; the process is underway → 1598
GET IN THERE start → 1947 Amer. sl. (Bk.)

VERBS
BE AWAY LAUGHING to make a good start → 1964 NZ sl.
BUST LOOSE to commence, to start happening → 1920s US sl.
CLAW to start, to hurry → 1913 Amer. dial. (Bk.)
CUT THE CACKLE AND COME TO THE ‘ORSES! let’s get down to business → L19
GET OFF THE DIME to hurry, to get going, to start  → 1927 Amer. dial.
GET OFF THE NICKEL to hurry, to get going, to start  → 1942 Amer. dial.
GET WEAVING to make a start, especially hurriedly, enthusiastically, etc. → 1984 Aust. colloq. (Bk.)
GIVE THE ONSET to make a beginning, to start → 1561 obs.
KICK OFF to start, to begin → 1911
LIGHT IN to make a vigorous start on something; to begin → 1878 Amer. dial.
OFF-GANG a commencement, start, outset → 1881 Eng. dial.
OFF-GOING a commencement, start, outset → 1885 Sc.
OFF-SET a commencement, start, outset → 1892 Sc. & Eng. dial.
OFF-START a commencement, start, beginning, outset → 1889 Eng. & Amer. dial.
POP OFF to happen; to start → 1990s sl.
PUFF AND DART to start → 1880 rhyming sl.
SHOOT FROM TAW to make a good start; to be on the right track; to do all one can → 1913 Amer. dial.
SPRUNT to move quickly or convulsively; to spring, to start; to dart, to run → 1601 obs.
STEVE HART to start, to begin, to commence → 1942 Amer. rhyming sl. (Bk.)
STRAIN AT THE LEASH to be eager or impatient to start → 1910 sl.
TAKE BEGINNING to begin, to start, to commence → a1300 obs.
TAKE IT FROM THE TOP to start at the beginning → 1930s US sl.
WING IT to start, to get going → 1975 US teen & students’ sl. (Bk.)