Once. Dip the finger ends of the right compressed hand down against the palm of the flat left hand, bringing it away quickly. For Twice, do it twice, etc. (Sheeaka.) Compare This and Repeat.
Once (One go). Sign One with right G index and push it forward low down. (So, also, Twice is Two pushed forward, etc.)
Fr. une fois; Ger. einmal.
One who, or The man that does. See Doer.
Onion. Sign Potato and Bad, Smell.
Fr. l’oignon; Ger. die Zwiebel.
Only. See Alone.
Open. The flat hands together, palm to palm, opened out flat as a book. The same as Book with Writing omitted. Compare Day, Book, Shell, and Shut.