run into a stone wall

Fig. to come to a barrier against further progress. We've run into a stone wall in our investigation. Algebra was hard for Tom, but he really ran into a stone wall with geometry.

run into a stone wall

Also, run into a brick wall. Encounter an insurmountable barrier to progress, as in We tried to get faster approval from the town and ran into a stone wall, or For Allan, learning a foreign language amounted to running into a brick wall.

Common Names:

Name	Pronounced	Usage
Perkins	['pɜ:kinz]
Barabal	-	Scottish
Johann	YO-hahn	German
Romey	-	English (Rare)
Mawar	-	Indonesian, Malay
Lanre	-	Western African, Yoruba