notadictionary.com
Bob, tu sais ce qu'on fait aux voleurs de salade ?
→ “Bob, do you know what we do to lettuce thieves?”
Bob — Bob — a proper name
tu — you — informal singular subject pronoun
sais — know — present tense, 2nd-person singular of savoir
ce — this/that — demonstrative pronoun introducing the clause
qu'on — that we — contraction of 'que' + 'on' (that we)
fait — do/make — present tense, 3rd-person singular of faire
aux voleurs — to the thieves — plural noun, masculine
de — of — preposition indicating possession or type
salade — lettuce/salad — feminine noun
notadictionary.com
On laitue !
→ “We let-tuce it!”
On — we/one — indefinite subject pronoun
laitue — lettuce — homophone of lait (milk), creating a pun with laituer (to milk)