lo

¹

[ loh ]

interjection

1. look! see! (frequently used in Biblical expressions; now usually used as an expression of surprise in the phrase lo and behold ).

lo

²

[ loh ]

adjective

1. an informal, simplified spelling of low ¹, used especially in labeling or advertising commercial products:

   lo calorie.

LO

³

abbreviation for

1. little one (used, especially by women, in digital communications to refer to one's infant or young child):

   We've been cloth diapering since my LO hit 10 pounds, about 6 months now.

2. loved one (used, especially by women, in digital communications to refer to one's romantic partner or spouse):

   I realized that my LO and I really didn't have much in common in terms of interests and basic values that could have held us together.

LO

¹

abbreviation for

1. hello

lo

²

/ ləʊ /

interjection

1. look! see! (now often in the phrase lo and behold )

Word History and Origins

Origin of lo¹

before 900; Middle English; conflation of lo exclamation of surprise, grief, or joy, O! ( Old English lā; la ² ) and lo, shortened form of loke ( Old English lōca ), imperative of loken to look

Origin of lo²

First recorded in 2000–05 LO fordef 1

Word History and Origins

Origin of lo¹

Old English lā