He tried to lock his elbows but they bowed like green twigs about to snap.

Holding an 8- to 10-pound dumbbell with both hands, press it straight up toward the ceiling without locking your elbows.

Back then, I couldn't lock my elbows.

He locked his elbows and held the weight.

Don't lock your elbows, that'll lift you off the floor.

I leaned against the tiger's back and locked my elbows, my heart pounding.

She shrugged her shoulders, locked her elbows into position.

Belbo, both hands on the wheel, locked his elbows, stared straight ahead, and said in a low voice, "Get in."

She grabbed each side of the doorway and locked her elbows.

He grasped the steering arm with both hands and locked his elbows to prevent being blown astray a third time.