This is the 10604th most frequent French word.
mastic
A resin used for sealing or as an adhesive.
In this sentence, 'mastic' refers to a sealing compound used in construction or repairs.
J'ai utilisé du mastic pour colmater la fuite dans le tuyau.
I used putty to seal the leak in the pipe.
Here, 'mastic' indicates a material stored in a container, ready for application.
Peux-tu me passer le pot de mastic, s'il te plaît ?
Can you pass me the pot of putty, please?
This demonstrates the use of 'mastic' in preparing surfaces, such as windows, before further treatment like painting.