I am french and there is a word I don't understand and that doesn't exist in my dictionnary: it's the word 'toss' ! Can you help me ? Thank you !

Emeline

I'd toss (offer) you a definition however I must first toss (throw or fling lightly) my coins aside as I need to toss (gently mix) my salad because I am hungry after tossing (throwing up) my cookies.

And that's without offering the English vernacular meanings.

1. To throw lightly or casually or with a sudden slight jerk: tossed the shirt on the floor.
2. To throw, fling, or heave continuously about; pitch to and fro: boats that were tossed by the storm.
3. To throw upward: The bull tossed him over the fence.
4. To mix (a salad) lightly so as to cover with dressing.
5. To discuss informally; bandy: tossed the idea around.
6. To move or lift (the head) with a sudden motion: “tossing their heads in sprightly dance” (William Wordsworth).
7. To disturb or agitate; upset.
8. To throw to the ground: ducked the blow and tossed his opponent.
9.
1. To flip (coins) in order to decide an issue.
2. To flip coins with: I'll toss you to see who goes first.
10. To put in a given position, condition, or situation: tossed the criminal in jail.
11. To throw away; discard: I tossed the newspaper after reading it.
12. To disqualify or eject: The starter was tossed for throwing illegal pitches.